1930431320

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{54409}}^1$

素因数の和:55307

約数の個数: 32

約数和(自身を含む): 4348447200

約数和(自身を除く): 2418015880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1774, 3548, 4435, 7096, 8870, 17740, 35480, 54409, 108818, 217636, 272045, 435272, 544090, 1088180, 2176360, 48260783, 96521566, 193043132, 241303915, 386086264, 482607830, 965215660, 1930431320]

約数ペア:

[(1, 1930431320), (2, 965215660), (4, 482607830), (5, 386086264), (8, 241303915), (10, 193043132), (20, 96521566), (40, 48260783), (887, 2176360), (1774, 1088180), (3548, 544090), (4435, 435272), (7096, 272045), (8870, 217636), (17740, 108818), (35480, 54409)]