40628470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{238991}}^1$

素因数の和:239015

約数の個数: 16

約数和(自身を含む): 77433408

約数和(自身を除く): 36804938

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 238991, 477982, 1194955, 2389910, 4062847, 8125694, 20314235, 40628470]

約数ペア:

[(1, 40628470), (2, 20314235), (5, 8125694), (10, 4062847), (17, 2389910), (34, 1194955), (85, 477982), (170, 238991)]