2018344520

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^2\times {\mathrm{2213}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 4573614780

約数和(自身を除く): 2555270260

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 2213, 3020, 4426, 6040, 8852, 11065, 17704, 22130, 22801, 44260, 45602, 88520, 91204, 114005, 182408, 228010, 334163, 456020, 668326, 912040, 1336652, 1670815, 2673304, 3341630, 6683260, 13366520, 50458613, 100917226, 201834452, 252293065, 403668904, 504586130, 1009172260, 2018344520]

約数ペア:

[(1, 2018344520), (2, 1009172260), (4, 504586130), (5, 403668904), (8, 252293065), (10, 201834452), (20, 100917226), (40, 50458613), (151, 13366520), (302, 6683260), (604, 3341630), (755, 2673304), (1208, 1670815), (1510, 1336652), (2213, 912040), (3020, 668326), (4426, 456020), (6040, 334163), (8852, 228010), (11065, 182408), (17704, 114005), (22130, 91204), (22801, 88520), (44260, 45602)]