20175202096

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{983}}^1$

素因数の和:1187

約数の個数: 160

約数和(自身を含む): 47439820800

約数和(自身を除く): 27264618704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 71, 89, 112, 116, 142, 178, 203, 232, 284, 356, 406, 464, 497, 568, 623, 712, 812, 983, 994, 1136, 1246, 1424, 1624, 1966, 1988, 2059, 2492, 2581, 3248, 3932, 3976, 4118, 4984, 5162, 6319, 6881, 7864, 7952, 8236, 9968, 10324, 12638, 13762, 14413, 15728, 16472, 18067, 20648, 25276, 27524, 28507, 28826, 32944, 36134, 41296, 44233, 50552, 55048, 57014, 57652, 69793, 72268, 87487, 88466, 101104, 110096, 114028, 115304, 139586, 144536, 174974, 176932, 183251, 199549, 228056, 230608, 279172, 289072, 349948, 353864, 366502, 399098, 456112, 488551, 558344, 612409, 699896, 707728, 733004, 798196, 977102, 1116688, 1224818, 1282757, 1399792, 1466008, 1596392, 1954204, 2023997, 2449636, 2537123, 2565514, 2932016, 3192784, 3908408, 4047994, 4899272, 5074246, 5131028, 6211577, 7816816, 8095988, 9798544, 10148492, 10262056, 12423154, 14167979, 16191976, 17759861, 20296984, 20524112, 24846308, 28335958, 32383952, 35519722, 40593968, 43481039, 49692616, 56671916, 71039444, 86962078, 99385232, 113343832, 142078888, 173924156, 180135733, 226687664, 284157776, 347848312, 360271466, 695696624, 720542932, 1260950131, 1441085864, 2521900262, 2882171728, 5043800524, 10087601048, 20175202096]

約数ペア:

[(1, 20175202096), (2, 10087601048), (4, 5043800524), (7, 2882171728), (8, 2521900262), (14, 1441085864), (16, 1260950131), (28, 720542932), (29, 695696624), (56, 360271466), (58, 347848312), (71, 284157776), (89, 226687664), (112, 180135733), (116, 173924156), (142, 142078888), (178, 113343832), (203, 99385232), (232, 86962078), (284, 71039444), (356, 56671916), (406, 49692616), (464, 43481039), (497, 40593968), (568, 35519722), (623, 32383952), (712, 28335958), (812, 24846308), (983, 20524112), (994, 20296984), (1136, 17759861), (1246, 16191976), (1424, 14167979), (1624, 12423154), (1966, 10262056), (1988, 10148492), (2059, 9798544), (2492, 8095988), (2581, 7816816), (3248, 6211577), (3932, 5131028), (3976, 5074246), (4118, 4899272), (4984, 4047994), (5162, 3908408), (6319, 3192784), (6881, 2932016), (7864, 2565514), (7952, 2537123), (8236, 2449636), (9968, 2023997), (10324, 1954204), (12638, 1596392), (13762, 1466008), (14413, 1399792), (15728, 1282757), (16472, 1224818), (18067, 1116688), (20648, 977102), (25276, 798196), (27524, 733004), (28507, 707728), (28826, 699896), (32944, 612409), (36134, 558344), (41296, 488551), (44233, 456112), (50552, 399098), (55048, 366502), (57014, 353864), (57652, 349948), (69793, 289072), (72268, 279172), (87487, 230608), (88466, 228056), (101104, 199549), (110096, 183251), (114028, 176932), (115304, 174974), (139586, 144536)]