8105240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 21740400

約数和(自身を除く): 13635160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 109, 110, 130, 143, 169, 218, 220, 260, 286, 338, 436, 440, 520, 545, 572, 676, 715, 845, 872, 1090, 1144, 1199, 1352, 1417, 1430, 1690, 1859, 2180, 2398, 2834, 2860, 3380, 3718, 4360, 4796, 5668, 5720, 5995, 6760, 7085, 7436, 9295, 9592, 11336, 11990, 14170, 14872, 15587, 18421, 18590, 23980, 28340, 31174, 36842, 37180, 47960, 56680, 62348, 73684, 74360, 77935, 92105, 124696, 147368, 155870, 184210, 202631, 311740, 368420, 405262, 623480, 736840, 810524, 1013155, 1621048, 2026310, 4052620, 8105240]

約数ペア:

[(1, 8105240), (2, 4052620), (4, 2026310), (5, 1621048), (8, 1013155), (10, 810524), (11, 736840), (13, 623480), (20, 405262), (22, 368420), (26, 311740), (40, 202631), (44, 184210), (52, 155870), (55, 147368), (65, 124696), (88, 92105), (104, 77935), (109, 74360), (110, 73684), (130, 62348), (143, 56680), (169, 47960), (218, 37180), (220, 36842), (260, 31174), (286, 28340), (338, 23980), (436, 18590), (440, 18421), (520, 15587), (545, 14872), (572, 14170), (676, 11990), (715, 11336), (845, 9592), (872, 9295), (1090, 7436), (1144, 7085), (1199, 6760), (1352, 5995), (1417, 5720), (1430, 5668), (1690, 4796), (1859, 4360), (2180, 3718), (2398, 3380), (2834, 2860)]