194042020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{312971}}^1$

素因数の和:313011

約数の個数: 24

約数和(自身を含む): 420634368

約数和(自身を除く): 226592348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 312971, 625942, 1251884, 1564855, 3129710, 6259420, 9702101, 19404202, 38808404, 48510505, 97021010, 194042020]

約数ペア:

[(1, 194042020), (2, 97021010), (4, 48510505), (5, 38808404), (10, 19404202), (20, 9702101), (31, 6259420), (62, 3129710), (124, 1564855), (155, 1251884), (310, 625942), (620, 312971)]