20400336

素因数分解:

$2^4\times 3^7\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:93

約数の個数: 160

約数和(自身を含む): 65888640

約数和(自身を除く): 45488304

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 53, 54, 66, 72, 81, 88, 99, 106, 108, 132, 144, 159, 162, 176, 198, 212, 216, 243, 264, 297, 318, 324, 396, 424, 432, 477, 486, 528, 583, 594, 636, 648, 729, 792, 848, 891, 954, 972, 1166, 1188, 1272, 1296, 1431, 1458, 1584, 1749, 1782, 1908, 1944, 2187, 2332, 2376, 2544, 2673, 2862, 2916, 3498, 3564, 3816, 3888, 4293, 4374, 4664, 4752, 5247, 5346, 5724, 5832, 6996, 7128, 7632, 8019, 8586, 8748, 9328, 10494, 10692, 11448, 11664, 12879, 13992, 14256, 15741, 16038, 17172, 17496, 20988, 21384, 22896, 24057, 25758, 27984, 31482, 32076, 34344, 34992, 38637, 41976, 42768, 47223, 48114, 51516, 62964, 64152, 68688, 77274, 83952, 94446, 96228, 103032, 115911, 125928, 128304, 141669, 154548, 188892, 192456, 206064, 231822, 251856, 283338, 309096, 377784, 384912, 425007, 463644, 566676, 618192, 755568, 850014, 927288, 1133352, 1275021, 1700028, 1854576, 2266704, 2550042, 3400056, 5100084, 6800112, 10200168, 20400336]

約数ペア:

[(1, 20400336), (2, 10200168), (3, 6800112), (4, 5100084), (6, 3400056), (8, 2550042), (9, 2266704), (11, 1854576), (12, 1700028), (16, 1275021), (18, 1133352), (22, 927288), (24, 850014), (27, 755568), (33, 618192), (36, 566676), (44, 463644), (48, 425007), (53, 384912), (54, 377784), (66, 309096), (72, 283338), (81, 251856), (88, 231822), (99, 206064), (106, 192456), (108, 188892), (132, 154548), (144, 141669), (159, 128304), (162, 125928), (176, 115911), (198, 103032), (212, 96228), (216, 94446), (243, 83952), (264, 77274), (297, 68688), (318, 64152), (324, 62964), (396, 51516), (424, 48114), (432, 47223), (477, 42768), (486, 41976), (528, 38637), (583, 34992), (594, 34344), (636, 32076), (648, 31482), (729, 27984), (792, 25758), (848, 24057), (891, 22896), (954, 21384), (972, 20988), (1166, 17496), (1188, 17172), (1272, 16038), (1296, 15741), (1431, 14256), (1458, 13992), (1584, 12879), (1749, 11664), (1782, 11448), (1908, 10692), (1944, 10494), (2187, 9328), (2332, 8748), (2376, 8586), (2544, 8019), (2673, 7632), (2862, 7128), (2916, 6996), (3498, 5832), (3564, 5724), (3816, 5346), (3888, 5247), (4293, 4752), (4374, 4664)]