1995160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1651

約数の個数: 32

約数和(自身を含む): 4636800

約数和(自身を除く): 2641640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1609, 3218, 6436, 8045, 12872, 16090, 32180, 49879, 64360, 99758, 199516, 249395, 399032, 498790, 997580, 1995160]

約数ペア:

[(1, 1995160), (2, 997580), (4, 498790), (5, 399032), (8, 249395), (10, 199516), (20, 99758), (31, 64360), (40, 49879), (62, 32180), (124, 16090), (155, 12872), (248, 8045), (310, 6436), (620, 3218), (1240, 1609)]