204878680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{86813}}^1$

素因数の和:86883

約数の個数: 32

約数和(自身を含む): 468795600

約数和(自身を除く): 263916920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 86813, 173626, 347252, 434065, 694504, 868130, 1736260, 3472520, 5121967, 10243934, 20487868, 25609835, 40975736, 51219670, 102439340, 204878680]

約数ペア:

[(1, 204878680), (2, 102439340), (4, 51219670), (5, 40975736), (8, 25609835), (10, 20487868), (20, 10243934), (40, 5121967), (59, 3472520), (118, 1736260), (236, 868130), (295, 694504), (472, 434065), (590, 347252), (1180, 173626), (2360, 86813)]