420130910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1355261}}^1$

素因数の和:1355299

約数の個数: 16

約数和(自身を含む): 780630912

約数和(自身を除く): 360500002

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1355261, 2710522, 6776305, 13552610, 42013091, 84026182, 210065455, 420130910]

約数ペア:

[(1, 420130910), (2, 210065455), (5, 84026182), (10, 42013091), (31, 13552610), (62, 6776305), (155, 2710522), (310, 1355261)]