817996460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{2333}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 1759798656

約数和(自身を除く): 941802196

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 373, 470, 746, 940, 1492, 1865, 2333, 3730, 4666, 7460, 9332, 11665, 17531, 23330, 35062, 46660, 70124, 87655, 109651, 175310, 219302, 350620, 438604, 548255, 870209, 1096510, 1740418, 2193020, 3480836, 4351045, 8702090, 17404180, 40899823, 81799646, 163599292, 204499115, 408998230, 817996460]

約数ペア:

[(1, 817996460), (2, 408998230), (4, 204499115), (5, 163599292), (10, 81799646), (20, 40899823), (47, 17404180), (94, 8702090), (188, 4351045), (235, 3480836), (373, 2193020), (470, 1740418), (746, 1096510), (940, 870209), (1492, 548255), (1865, 438604), (2333, 350620), (3730, 219302), (4666, 175310), (7460, 109651), (9332, 87655), (11665, 70124), (17531, 46660), (23330, 35062)]