887351380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{153521}}^1$

素因数の和:153564

約数の個数: 36

約数和(自身を含む): 1979512668

約数和(自身を除く): 1092161288

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 153521, 307042, 614084, 767605, 1535210, 2609857, 3070420, 5219714, 10439428, 13049285, 26098570, 44367569, 52197140, 88735138, 177470276, 221837845, 443675690, 887351380]

約数ペア:

[(1, 887351380), (2, 443675690), (4, 221837845), (5, 177470276), (10, 88735138), (17, 52197140), (20, 44367569), (34, 26098570), (68, 13049285), (85, 10439428), (170, 5219714), (289, 3070420), (340, 2609857), (578, 1535210), (1156, 767605), (1445, 614084), (2890, 307042), (5780, 153521)]