130924840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61757}}^1$

素因数の和:61821

約数の個数: 32

約数和(自身を含む): 300143880

約数和(自身を除く): 169219040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 61757, 123514, 247028, 308785, 494056, 617570, 1235140, 2470280, 3273121, 6546242, 13092484, 16365605, 26184968, 32731210, 65462420, 130924840]

約数ペア:

[(1, 130924840), (2, 65462420), (4, 32731210), (5, 26184968), (8, 16365605), (10, 13092484), (20, 6546242), (40, 3273121), (53, 2470280), (106, 1235140), (212, 617570), (265, 494056), (424, 308785), (530, 247028), (1060, 123514), (2120, 61757)]