207038140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{195319}}^1$

素因数の和:195381

約数の個数: 24

約数和(自身を含む): 442985760

約数和(自身を除く): 235947620

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 195319, 390638, 781276, 976595, 1953190, 3906380, 10351907, 20703814, 41407628, 51759535, 103519070, 207038140]

約数ペア:

[(1, 207038140), (2, 103519070), (4, 51759535), (5, 41407628), (10, 20703814), (20, 10351907), (53, 3906380), (106, 1953190), (212, 976595), (265, 781276), (530, 390638), (1060, 195319)]