151910020

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{21517}}^1$

素因数の和:21879

約数の個数: 24

約数和(自身を含む): 319929624

約数和(自身を除く): 168019604

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 21517, 43034, 86068, 107585, 215170, 430340, 7595501, 15191002, 30382004, 37977505, 75955010, 151910020]

約数ペア:

[(1, 151910020), (2, 75955010), (4, 37977505), (5, 30382004), (10, 15191002), (20, 7595501), (353, 430340), (706, 215170), (1412, 107585), (1765, 86068), (3530, 43034), (7060, 21517)]