51741580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{491}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 119024640

約数和(自身を除く): 67283060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 479, 491, 958, 982, 1916, 1964, 2395, 2455, 4790, 4910, 5269, 5401, 9580, 9820, 10538, 10802, 21076, 21604, 26345, 27005, 52690, 54010, 105380, 108020, 235189, 470378, 940756, 1175945, 2351890, 2587079, 4703780, 5174158, 10348316, 12935395, 25870790, 51741580]

約数ペア:

[(1, 51741580), (2, 25870790), (4, 12935395), (5, 10348316), (10, 5174158), (11, 4703780), (20, 2587079), (22, 2351890), (44, 1175945), (55, 940756), (110, 470378), (220, 235189), (479, 108020), (491, 105380), (958, 54010), (982, 52690), (1916, 27005), (1964, 26345), (2395, 21604), (2455, 21076), (4790, 10802), (4910, 10538), (5269, 9820), (5401, 9580)]