1634420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 3483648

約数和(自身を除く): 1849228

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1151, 1420, 2302, 4604, 5755, 11510, 23020, 81721, 163442, 326884, 408605, 817210, 1634420]

約数ペア:

[(1, 1634420), (2, 817210), (4, 408605), (5, 326884), (10, 163442), (20, 81721), (71, 23020), (142, 11510), (284, 5755), (355, 4604), (710, 2302), (1151, 1420)]