917432860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1\times {\mathrm{1873}}^1$

素因数の和:3190

約数の個数: 48

約数和(自身を含む): 2030666400

約数和(自身を除く): 1113233540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1289, 1873, 2578, 3746, 5156, 6445, 7492, 9365, 12890, 18730, 24491, 25780, 35587, 37460, 48982, 71174, 97964, 122455, 142348, 177935, 244910, 355870, 489820, 711740, 2414297, 4828594, 9657188, 12071485, 24142970, 45871643, 48285940, 91743286, 183486572, 229358215, 458716430, 917432860]

約数ペア:

[(1, 917432860), (2, 458716430), (4, 229358215), (5, 183486572), (10, 91743286), (19, 48285940), (20, 45871643), (38, 24142970), (76, 12071485), (95, 9657188), (190, 4828594), (380, 2414297), (1289, 711740), (1873, 489820), (2578, 355870), (3746, 244910), (5156, 177935), (6445, 142348), (7492, 122455), (9365, 97964), (12890, 71174), (18730, 48982), (24491, 37460), (25780, 35587)]