30500540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31123}}^1$

素因数の和:31146

約数の個数: 36

約数和(自身を含む): 74510856

約数和(自身を除く): 44010316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 31123, 62246, 124492, 155615, 217861, 311230, 435722, 622460, 871444, 1089305, 1525027, 2178610, 3050054, 4357220, 6100108, 7625135, 15250270, 30500540]

約数ペア:

[(1, 30500540), (2, 15250270), (4, 7625135), (5, 6100108), (7, 4357220), (10, 3050054), (14, 2178610), (20, 1525027), (28, 1089305), (35, 871444), (49, 622460), (70, 435722), (98, 311230), (140, 217861), (196, 155615), (245, 124492), (490, 62246), (980, 31123)]