395280290

素因数分解:

$2^1\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{38791}}^1$

素因数の和:39817

約数の個数: 16

約数和(自身を含む): 712221120

約数和(自身を除く): 316940830

約数列:

[1, 2, 5, 10, 1019, 2038, 5095, 10190, 38791, 77582, 193955, 387910, 39528029, 79056058, 197640145, 395280290]

約数ペア:

[(1, 395280290), (2, 197640145), (5, 79056058), (10, 39528029), (1019, 387910), (2038, 193955), (5095, 77582), (10190, 38791)]