74939570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{440821}}^1$

素因数の和:440845

約数の個数: 16

約数和(自身を含む): 142826328

約数和(自身を除く): 67886758

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 440821, 881642, 2204105, 4408210, 7493957, 14987914, 37469785, 74939570]

約数ペア:

[(1, 74939570), (2, 37469785), (5, 14987914), (10, 7493957), (17, 4408210), (34, 2204105), (85, 881642), (170, 440821)]