1259656880

素因数分解:

$2^4\times 5^1\times {\mathrm{1747}}^1\times {\mathrm{9013}}^1$

素因数の和:10773

約数の個数: 40

約数和(自身を含む): 2930703792

約数和(自身を除く): 1671046912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1747, 3494, 6988, 8735, 9013, 13976, 17470, 18026, 27952, 34940, 36052, 45065, 69880, 72104, 90130, 139760, 144208, 180260, 360520, 721040, 15745711, 31491422, 62982844, 78728555, 125965688, 157457110, 251931376, 314914220, 629828440, 1259656880]

約数ペア:

[(1, 1259656880), (2, 629828440), (4, 314914220), (5, 251931376), (8, 157457110), (10, 125965688), (16, 78728555), (20, 62982844), (40, 31491422), (80, 15745711), (1747, 721040), (3494, 360520), (6988, 180260), (8735, 144208), (9013, 139760), (13976, 90130), (17470, 72104), (18026, 69880), (27952, 45065), (34940, 36052)]