509161940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{519553}}^1$

素因数の和:519576

約数の個数: 36

約数和(自身を含む): 1243812276

約数和(自身を除く): 734650336

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 519553, 1039106, 2078212, 2597765, 3636871, 5195530, 7273742, 10391060, 14547484, 18184355, 25458097, 36368710, 50916194, 72737420, 101832388, 127290485, 254580970, 509161940]

約数ペア:

[(1, 509161940), (2, 254580970), (4, 127290485), (5, 101832388), (7, 72737420), (10, 50916194), (14, 36368710), (20, 25458097), (28, 18184355), (35, 14547484), (49, 10391060), (70, 7273742), (98, 5195530), (140, 3636871), (196, 2597765), (245, 2078212), (490, 1039106), (980, 519553)]