20121493400

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3469223}}^1$

素因数の和:3469268

約数の個数: 48

約数和(自身を含む): 48395674800

約数和(自身を除く): 28274181400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 3469223, 6938446, 13876892, 17346115, 27753784, 34692230, 69384460, 86730575, 100607467, 138768920, 173461150, 201214934, 346922300, 402429868, 503037335, 693844600, 804859736, 1006074670, 2012149340, 2515186675, 4024298680, 5030373350, 10060746700, 20121493400]

約数ペア:

[(1, 20121493400), (2, 10060746700), (4, 5030373350), (5, 4024298680), (8, 2515186675), (10, 2012149340), (20, 1006074670), (25, 804859736), (29, 693844600), (40, 503037335), (50, 402429868), (58, 346922300), (100, 201214934), (116, 173461150), (145, 138768920), (200, 100607467), (232, 86730575), (290, 69384460), (580, 34692230), (725, 27753784), (1160, 17346115), (1450, 13876892), (2900, 6938446), (5800, 3469223)]