12471680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1499}}^1$

素因数の和:1531

約数の個数: 64

約数和(自身を含む): 32130000

約数和(自身を除く): 19658320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1499, 1664, 2080, 2998, 4160, 5996, 7495, 8320, 11992, 14990, 19487, 23984, 29980, 38974, 47968, 59960, 77948, 95936, 97435, 119920, 155896, 191872, 194870, 239840, 311792, 389740, 479680, 623584, 779480, 959360, 1247168, 1558960, 2494336, 3117920, 6235840, 12471680]

約数ペア:

[(1, 12471680), (2, 6235840), (4, 3117920), (5, 2494336), (8, 1558960), (10, 1247168), (13, 959360), (16, 779480), (20, 623584), (26, 479680), (32, 389740), (40, 311792), (52, 239840), (64, 194870), (65, 191872), (80, 155896), (104, 119920), (128, 97435), (130, 95936), (160, 77948), (208, 59960), (260, 47968), (320, 38974), (416, 29980), (520, 23984), (640, 19487), (832, 14990), (1040, 11992), (1499, 8320), (1664, 7495), (2080, 5996), (2998, 4160)]