22481680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21617}}^1$

素因数の和:21643

約数の個数: 40

約数和(自身を含む): 56293272

約数和(自身を除く): 33811592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21617, 43234, 86468, 108085, 172936, 216170, 281021, 345872, 432340, 562042, 864680, 1124084, 1405105, 1729360, 2248168, 2810210, 4496336, 5620420, 11240840, 22481680]

約数ペア:

[(1, 22481680), (2, 11240840), (4, 5620420), (5, 4496336), (8, 2810210), (10, 2248168), (13, 1729360), (16, 1405105), (20, 1124084), (26, 864680), (40, 562042), (52, 432340), (65, 345872), (80, 281021), (104, 216170), (130, 172936), (208, 108085), (260, 86468), (520, 43234), (1040, 21617)]