20560280472

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{164209}}^1$

素因数の和:164305

約数の個数: 96

約数和(自身を含む): 58406212800

約数和(自身を除く): 37845932328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 47, 72, 74, 94, 111, 141, 148, 188, 222, 282, 296, 333, 376, 423, 444, 564, 666, 846, 888, 1128, 1332, 1692, 1739, 2664, 3384, 3478, 5217, 6956, 10434, 13912, 15651, 20868, 31302, 41736, 62604, 125208, 164209, 328418, 492627, 656836, 985254, 1313672, 1477881, 1970508, 2955762, 3941016, 5911524, 6075733, 7717823, 11823048, 12151466, 15435646, 18227199, 23153469, 24302932, 30871292, 36454398, 46306938, 48605864, 54681597, 61742584, 69460407, 72908796, 92613876, 109363194, 138920814, 145817592, 185227752, 218726388, 277841628, 285559451, 437452776, 555683256, 571118902, 856678353, 1142237804, 1713356706, 2284475608, 2570035059, 3426713412, 5140070118, 6853426824, 10280140236, 20560280472]

約数ペア:

[(1, 20560280472), (2, 10280140236), (3, 6853426824), (4, 5140070118), (6, 3426713412), (8, 2570035059), (9, 2284475608), (12, 1713356706), (18, 1142237804), (24, 856678353), (36, 571118902), (37, 555683256), (47, 437452776), (72, 285559451), (74, 277841628), (94, 218726388), (111, 185227752), (141, 145817592), (148, 138920814), (188, 109363194), (222, 92613876), (282, 72908796), (296, 69460407), (333, 61742584), (376, 54681597), (423, 48605864), (444, 46306938), (564, 36454398), (666, 30871292), (846, 24302932), (888, 23153469), (1128, 18227199), (1332, 15435646), (1692, 12151466), (1739, 11823048), (2664, 7717823), (3384, 6075733), (3478, 5911524), (5217, 3941016), (6956, 2955762), (10434, 1970508), (13912, 1477881), (15651, 1313672), (20868, 985254), (31302, 656836), (41736, 492627), (62604, 328418), (125208, 164209)]