49797220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{491}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 114561216

約数和(自身を除く): 64763996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 461, 491, 922, 982, 1844, 1964, 2305, 2455, 4610, 4910, 5071, 5401, 9220, 9820, 10142, 10802, 20284, 21604, 25355, 27005, 50710, 54010, 101420, 108020, 226351, 452702, 905404, 1131755, 2263510, 2489861, 4527020, 4979722, 9959444, 12449305, 24898610, 49797220]

約数ペア:

[(1, 49797220), (2, 24898610), (4, 12449305), (5, 9959444), (10, 4979722), (11, 4527020), (20, 2489861), (22, 2263510), (44, 1131755), (55, 905404), (110, 452702), (220, 226351), (461, 108020), (491, 101420), (922, 54010), (982, 50710), (1844, 27005), (1964, 25355), (2305, 21604), (2455, 20284), (4610, 10802), (4910, 10142), (5071, 9820), (5401, 9220)]