4678960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 12811680

約数和(自身を除く): 8132720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 409, 440, 520, 572, 715, 818, 880, 1040, 1144, 1430, 1636, 2045, 2288, 2860, 3272, 4090, 4499, 5317, 5720, 6544, 8180, 8998, 10634, 11440, 16360, 17996, 21268, 22495, 26585, 32720, 35992, 42536, 44990, 53170, 58487, 71984, 85072, 89980, 106340, 116974, 179960, 212680, 233948, 292435, 359920, 425360, 467896, 584870, 935792, 1169740, 2339480, 4678960]

約数ペア:

[(1, 4678960), (2, 2339480), (4, 1169740), (5, 935792), (8, 584870), (10, 467896), (11, 425360), (13, 359920), (16, 292435), (20, 233948), (22, 212680), (26, 179960), (40, 116974), (44, 106340), (52, 89980), (55, 85072), (65, 71984), (80, 58487), (88, 53170), (104, 44990), (110, 42536), (130, 35992), (143, 32720), (176, 26585), (208, 22495), (220, 21268), (260, 17996), (286, 16360), (409, 11440), (440, 10634), (520, 8998), (572, 8180), (715, 6544), (818, 5720), (880, 5317), (1040, 4499), (1144, 4090), (1430, 3272), (1636, 2860), (2045, 2288)]