12915660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{215261}}^1$

素因数の和:215273

約数の個数: 24

約数和(自身を含む): 36164016

約数和(自身を除く): 23248356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 215261, 430522, 645783, 861044, 1076305, 1291566, 2152610, 2583132, 3228915, 4305220, 6457830, 12915660]

約数ペア:

[(1, 12915660), (2, 6457830), (3, 4305220), (4, 3228915), (5, 2583132), (6, 2152610), (10, 1291566), (12, 1076305), (15, 861044), (20, 645783), (30, 430522), (60, 215261)]