74968490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{394571}}^1$

素因数の和:394597

約数の個数: 16

約数和(自身を含む): 142045920

約数和(自身を除く): 67077430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 394571, 789142, 1972855, 3945710, 7496849, 14993698, 37484245, 74968490]

約数ペア:

[(1, 74968490), (2, 37484245), (5, 14993698), (10, 7496849), (19, 3945710), (38, 1972855), (95, 789142), (190, 394571)]