36691265680

素因数分解:

$2^4\times 5^1\times {\mathrm{458640821}}^1$

素因数の和:458640834

約数の個数: 20

約数和(自身を含む): 85307192892

約数和(自身を除く): 48615927212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 458640821, 917281642, 1834563284, 2293204105, 3669126568, 4586408210, 7338253136, 9172816420, 18345632840, 36691265680]

約数ペア:

[(1, 36691265680), (2, 18345632840), (4, 9172816420), (5, 7338253136), (8, 4586408210), (10, 3669126568), (16, 2293204105), (20, 1834563284), (40, 917281642), (80, 458640821)]