1807520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:118

約数の個数: 96

約数和(自身を含む): 5080320

約数和(自身を除く): 3272800

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 79, 80, 88, 104, 110, 130, 143, 158, 160, 176, 208, 220, 260, 286, 316, 352, 395, 416, 440, 520, 572, 632, 715, 790, 869, 880, 1027, 1040, 1144, 1264, 1430, 1580, 1738, 1760, 2054, 2080, 2288, 2528, 2860, 3160, 3476, 4108, 4345, 4576, 5135, 5720, 6320, 6952, 8216, 8690, 10270, 11297, 11440, 12640, 13904, 16432, 17380, 20540, 22594, 22880, 27808, 32864, 34760, 41080, 45188, 56485, 69520, 82160, 90376, 112970, 139040, 164320, 180752, 225940, 361504, 451880, 903760, 1807520]

約数ペア:

[(1, 1807520), (2, 903760), (4, 451880), (5, 361504), (8, 225940), (10, 180752), (11, 164320), (13, 139040), (16, 112970), (20, 90376), (22, 82160), (26, 69520), (32, 56485), (40, 45188), (44, 41080), (52, 34760), (55, 32864), (65, 27808), (79, 22880), (80, 22594), (88, 20540), (104, 17380), (110, 16432), (130, 13904), (143, 12640), (158, 11440), (160, 11297), (176, 10270), (208, 8690), (220, 8216), (260, 6952), (286, 6320), (316, 5720), (352, 5135), (395, 4576), (416, 4345), (440, 4108), (520, 3476), (572, 3160), (632, 2860), (715, 2528), (790, 2288), (869, 2080), (880, 2054), (1027, 1760), (1040, 1738), (1144, 1580), (1264, 1430)]