309049240

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{33739}}^1$

素因数の和:33979

約数の個数: 32

約数和(自身を含む): 698418000

約数和(自身を除く): 389368760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 33739, 67478, 134956, 168695, 269912, 337390, 674780, 1349560, 7726231, 15452462, 30904924, 38631155, 61809848, 77262310, 154524620, 309049240]

約数ペア:

[(1, 309049240), (2, 154524620), (4, 77262310), (5, 61809848), (8, 38631155), (10, 30904924), (20, 15452462), (40, 7726231), (229, 1349560), (458, 674780), (916, 337390), (1145, 269912), (1832, 168695), (2290, 134956), (4580, 67478), (9160, 33739)]