8187440

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1931}}^1$

素因数の和:1997

約数の個数: 40

約数和(自身を含む): 19405008

約数和(自身を除く): 11217568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 1931, 2120, 3862, 4240, 7724, 9655, 15448, 19310, 30896, 38620, 77240, 102343, 154480, 204686, 409372, 511715, 818744, 1023430, 1637488, 2046860, 4093720, 8187440]

約数ペア:

[(1, 8187440), (2, 4093720), (4, 2046860), (5, 1637488), (8, 1023430), (10, 818744), (16, 511715), (20, 409372), (40, 204686), (53, 154480), (80, 102343), (106, 77240), (212, 38620), (265, 30896), (424, 19310), (530, 15448), (848, 9655), (1060, 7724), (1931, 4240), (2120, 3862)]