888916760

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{196663}}^1$

素因数の和:196787

約数の個数: 32

約数和(自身を含む): 2017772640

約数和(自身を除く): 1128855880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 196663, 393326, 786652, 983315, 1573304, 1966630, 3933260, 7866520, 22222919, 44445838, 88891676, 111114595, 177783352, 222229190, 444458380, 888916760]

約数ペア:

[(1, 888916760), (2, 444458380), (4, 222229190), (5, 177783352), (8, 111114595), (10, 88891676), (20, 44445838), (40, 22222919), (113, 7866520), (226, 3933260), (452, 1966630), (565, 1573304), (904, 983315), (1130, 786652), (2260, 393326), (4520, 196663)]