18710700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1391

約数の個数: 72

約数和(自身を含む): 55329792

約数和(自身を除く): 36619092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 141, 150, 188, 235, 282, 300, 470, 564, 705, 940, 1175, 1327, 1410, 2350, 2654, 2820, 3525, 3981, 4700, 5308, 6635, 7050, 7962, 13270, 14100, 15924, 19905, 26540, 33175, 39810, 62369, 66350, 79620, 99525, 124738, 132700, 187107, 199050, 249476, 311845, 374214, 398100, 623690, 748428, 935535, 1247380, 1559225, 1871070, 3118450, 3742140, 4677675, 6236900, 9355350, 18710700]

約数ペア:

[(1, 18710700), (2, 9355350), (3, 6236900), (4, 4677675), (5, 3742140), (6, 3118450), (10, 1871070), (12, 1559225), (15, 1247380), (20, 935535), (25, 748428), (30, 623690), (47, 398100), (50, 374214), (60, 311845), (75, 249476), (94, 199050), (100, 187107), (141, 132700), (150, 124738), (188, 99525), (235, 79620), (282, 66350), (300, 62369), (470, 39810), (564, 33175), (705, 26540), (940, 19905), (1175, 15924), (1327, 14100), (1410, 13270), (2350, 7962), (2654, 7050), (2820, 6635), (3525, 5308), (3981, 4700)]