4263740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 10405248

約数和(自身を除く): 6141508

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 31, 46, 52, 62, 65, 92, 115, 124, 130, 155, 230, 260, 299, 310, 403, 460, 529, 598, 620, 713, 806, 1058, 1196, 1426, 1495, 1612, 2015, 2116, 2645, 2852, 2990, 3565, 4030, 5290, 5980, 6877, 7130, 8060, 9269, 10580, 13754, 14260, 16399, 18538, 27508, 32798, 34385, 37076, 46345, 65596, 68770, 81995, 92690, 137540, 163990, 185380, 213187, 327980, 426374, 852748, 1065935, 2131870, 4263740]

約数ペア:

[(1, 4263740), (2, 2131870), (4, 1065935), (5, 852748), (10, 426374), (13, 327980), (20, 213187), (23, 185380), (26, 163990), (31, 137540), (46, 92690), (52, 81995), (62, 68770), (65, 65596), (92, 46345), (115, 37076), (124, 34385), (130, 32798), (155, 27508), (230, 18538), (260, 16399), (299, 14260), (310, 13754), (403, 10580), (460, 9269), (529, 8060), (598, 7130), (620, 6877), (713, 5980), (806, 5290), (1058, 4030), (1196, 3565), (1426, 2990), (1495, 2852), (1612, 2645), (2015, 2116)]