138030910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{445261}}^1$

素因数の和:445299

約数の個数: 16

約数和(自身を含む): 256470912

約数和(自身を除く): 118440002

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 445261, 890522, 2226305, 4452610, 13803091, 27606182, 69015455, 138030910]

約数ペア:

[(1, 138030910), (2, 69015455), (5, 27606182), (10, 13803091), (31, 4452610), (62, 2226305), (155, 890522), (310, 445261)]