20177896160

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2137489}}^1$

素因数の和:2137563

約数の個数: 48

約数和(自身を含む): 48478273200

約数和(自身を除く): 28300377040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1888, 2360, 4720, 9440, 2137489, 4274978, 8549956, 10687445, 17099912, 21374890, 34199824, 42749780, 68399648, 85499560, 126111851, 170999120, 252223702, 341998240, 504447404, 630559255, 1008894808, 1261118510, 2017789616, 2522237020, 4035579232, 5044474040, 10088948080, 20177896160]

約数ペア:

[(1, 20177896160), (2, 10088948080), (4, 5044474040), (5, 4035579232), (8, 2522237020), (10, 2017789616), (16, 1261118510), (20, 1008894808), (32, 630559255), (40, 504447404), (59, 341998240), (80, 252223702), (118, 170999120), (160, 126111851), (236, 85499560), (295, 68399648), (472, 42749780), (590, 34199824), (944, 21374890), (1180, 17099912), (1888, 10687445), (2360, 8549956), (4720, 4274978), (9440, 2137489)]