72665980

素因数分解:

$2^2\times 5^1\times {\mathrm{3633299}}^1$

素因数の和:3633308

約数の個数: 12

約数和(自身を含む): 152598600

約数和(自身を除く): 79932620

約数列:

[1, 2, 4, 5, 10, 20, 3633299, 7266598, 14533196, 18166495, 36332990, 72665980]

約数ペア:

[(1, 72665980), (2, 36332990), (4, 18166495), (5, 14533196), (10, 7266598), (20, 3633299)]