12521940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{208699}}^1$

素因数の和:208711

約数の個数: 24

約数和(自身を含む): 35061600

約数和(自身を除く): 22539660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 208699, 417398, 626097, 834796, 1043495, 1252194, 2086990, 2504388, 3130485, 4173980, 6260970, 12521940]

約数ペア:

[(1, 12521940), (2, 6260970), (3, 4173980), (4, 3130485), (5, 2504388), (6, 2086990), (10, 1252194), (12, 1043495), (15, 834796), (20, 626097), (30, 417398), (60, 208699)]