899470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 64

約数和(自身を含む): 2068416

約数和(自身を除く): 1168946

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 37, 55, 65, 74, 85, 110, 130, 143, 170, 185, 187, 221, 286, 370, 374, 407, 442, 481, 629, 715, 814, 935, 962, 1105, 1258, 1430, 1870, 2035, 2210, 2405, 2431, 3145, 4070, 4810, 4862, 5291, 6290, 6919, 8177, 10582, 12155, 13838, 16354, 24310, 26455, 34595, 40885, 52910, 69190, 81770, 89947, 179894, 449735, 899470]

約数ペア:

[(1, 899470), (2, 449735), (5, 179894), (10, 89947), (11, 81770), (13, 69190), (17, 52910), (22, 40885), (26, 34595), (34, 26455), (37, 24310), (55, 16354), (65, 13838), (74, 12155), (85, 10582), (110, 8177), (130, 6919), (143, 6290), (170, 5291), (185, 4862), (187, 4810), (221, 4070), (286, 3145), (370, 2431), (374, 2405), (407, 2210), (442, 2035), (481, 1870), (629, 1430), (715, 1258), (814, 1105), (935, 962)]