40216090

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{7901}}^1$

素因数の和:8417

約数の個数: 16

約数和(自身を含む): 72540360

約数和(自身を除く): 32324270

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 7901, 15802, 39505, 79010, 4021609, 8043218, 20108045, 40216090]

約数ペア:

[(1, 40216090), (2, 20108045), (5, 8043218), (10, 4021609), (509, 79010), (1018, 39505), (2545, 15802), (5090, 7901)]