20929530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1999}}^1$

素因数の和:2358

約数の個数: 32

約数和(自身を含む): 50400000

約数和(自身を除く): 29470470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 349, 698, 1047, 1745, 1999, 2094, 3490, 3998, 5235, 5997, 9995, 10470, 11994, 19990, 29985, 59970, 697651, 1395302, 2092953, 3488255, 4185906, 6976510, 10464765, 20929530]

約数ペア:

[(1, 20929530), (2, 10464765), (3, 6976510), (5, 4185906), (6, 3488255), (10, 2092953), (15, 1395302), (30, 697651), (349, 59970), (698, 29985), (1047, 19990), (1745, 11994), (1999, 10470), (2094, 9995), (3490, 5997), (3998, 5235)]