15898480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15287}}^1$

素因数の和:15313

約数の個数: 40

約数和(自身を含む): 39809952

約数和(自身を除く): 23911472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15287, 30574, 61148, 76435, 122296, 152870, 198731, 244592, 305740, 397462, 611480, 794924, 993655, 1222960, 1589848, 1987310, 3179696, 3974620, 7949240, 15898480]

約数ペア:

[(1, 15898480), (2, 7949240), (4, 3974620), (5, 3179696), (8, 1987310), (10, 1589848), (13, 1222960), (16, 993655), (20, 794924), (26, 611480), (40, 397462), (52, 305740), (65, 244592), (80, 198731), (104, 152870), (130, 122296), (208, 76435), (260, 61148), (520, 30574), (1040, 15287)]