129582740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1621}}^1$

素因数の和:2208

約数の個数: 48

約数和(自身を含む): 311735424

約数和(自身を除く): 182152684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 571, 1142, 1621, 2284, 2855, 3242, 3997, 5710, 6484, 7994, 8105, 11347, 11420, 15988, 16210, 19985, 22694, 32420, 39970, 45388, 56735, 79940, 113470, 226940, 925591, 1851182, 3702364, 4627955, 6479137, 9255910, 12958274, 18511820, 25916548, 32395685, 64791370, 129582740]

約数ペア:

[(1, 129582740), (2, 64791370), (4, 32395685), (5, 25916548), (7, 18511820), (10, 12958274), (14, 9255910), (20, 6479137), (28, 4627955), (35, 3702364), (70, 1851182), (140, 925591), (571, 226940), (1142, 113470), (1621, 79940), (2284, 56735), (2855, 45388), (3242, 39970), (3997, 32420), (5710, 22694), (6484, 19985), (7994, 16210), (8105, 15988), (11347, 11420)]