1617990940

素因数分解:

$2^2\times 5^1\times {\mathrm{10091}}^1\times {\mathrm{8017}}^1$

素因数の和:18117

約数の個数: 24

約数和(自身を含む): 3398541552

約数和(自身を除く): 1780550612

約数列:

[1, 2, 4, 5, 10, 20, 8017, 10091, 16034, 20182, 32068, 40085, 40364, 50455, 80170, 100910, 160340, 201820, 80899547, 161799094, 323598188, 404497735, 808995470, 1617990940]

約数ペア:

[(1, 1617990940), (2, 808995470), (4, 404497735), (5, 323598188), (10, 161799094), (20, 80899547), (8017, 201820), (10091, 160340), (16034, 100910), (20182, 80170), (32068, 50455), (40085, 40364)]