104142020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167971}}^1$

素因数の和:168011

約数の個数: 24

約数和(自身を含む): 225754368

約数和(自身を除く): 121612348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 167971, 335942, 671884, 839855, 1679710, 3359420, 5207101, 10414202, 20828404, 26035505, 52071010, 104142020]

約数ペア:

[(1, 104142020), (2, 52071010), (4, 26035505), (5, 20828404), (10, 10414202), (20, 5207101), (31, 3359420), (62, 1679710), (124, 839855), (155, 671884), (310, 335942), (620, 167971)]