376487140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 804787200

約数和(自身を除く): 428300060

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 239, 316, 395, 478, 790, 956, 997, 1195, 1580, 1994, 2390, 3988, 4780, 4985, 9970, 18881, 19940, 37762, 75524, 78763, 94405, 157526, 188810, 238283, 315052, 377620, 393815, 476566, 787630, 953132, 1191415, 1575260, 2382830, 4765660, 18824357, 37648714, 75297428, 94121785, 188243570, 376487140]

約数ペア:

[(1, 376487140), (2, 188243570), (4, 94121785), (5, 75297428), (10, 37648714), (20, 18824357), (79, 4765660), (158, 2382830), (239, 1575260), (316, 1191415), (395, 953132), (478, 787630), (790, 476566), (956, 393815), (997, 377620), (1195, 315052), (1580, 238283), (1994, 188810), (2390, 157526), (3988, 94405), (4780, 78763), (4985, 75524), (9970, 37762), (18881, 19940)]