9157841980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{140071}}^1$

素因数の和:140554

約数の個数: 48

約数和(自身を含む): 22026041856

約数和(自身を除く): 12868199876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 467, 934, 1868, 2335, 3269, 4670, 6538, 9340, 13076, 16345, 32690, 65380, 140071, 280142, 560284, 700355, 980497, 1400710, 1960994, 2801420, 3921988, 4902485, 9804970, 19609940, 65413157, 130826314, 261652628, 327065785, 457892099, 654131570, 915784198, 1308263140, 1831568396, 2289460495, 4578920990, 9157841980]

約数ペア:

[(1, 9157841980), (2, 4578920990), (4, 2289460495), (5, 1831568396), (7, 1308263140), (10, 915784198), (14, 654131570), (20, 457892099), (28, 327065785), (35, 261652628), (70, 130826314), (140, 65413157), (467, 19609940), (934, 9804970), (1868, 4902485), (2335, 3921988), (3269, 2801420), (4670, 1960994), (6538, 1400710), (9340, 980497), (13076, 700355), (16345, 560284), (32690, 280142), (65380, 140071)]