1904562320

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{99611}}^1$

素因数の和:99863

約数の個数: 40

約数和(自身を含む): 4446679680

約数和(自身を除く): 2542117360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 9560, 19120, 99611, 199222, 398444, 498055, 796888, 996110, 1593776, 1992220, 3984440, 7968880, 23807029, 47614058, 95228116, 119035145, 190456232, 238070290, 380912464, 476140580, 952281160, 1904562320]

約数ペア:

[(1, 1904562320), (2, 952281160), (4, 476140580), (5, 380912464), (8, 238070290), (10, 190456232), (16, 119035145), (20, 95228116), (40, 47614058), (80, 23807029), (239, 7968880), (478, 3984440), (956, 1992220), (1195, 1593776), (1912, 996110), (2390, 796888), (3824, 498055), (4780, 398444), (9560, 199222), (19120, 99611)]