6781460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{821}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 16571520

約数和(自身を除く): 9790060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 821, 826, 1180, 1642, 1652, 2065, 3284, 4105, 4130, 5747, 8210, 8260, 11494, 16420, 22988, 28735, 48439, 57470, 96878, 114940, 193756, 242195, 339073, 484390, 678146, 968780, 1356292, 1695365, 3390730, 6781460]

約数ペア:

[(1, 6781460), (2, 3390730), (4, 1695365), (5, 1356292), (7, 968780), (10, 678146), (14, 484390), (20, 339073), (28, 242195), (35, 193756), (59, 114940), (70, 96878), (118, 57470), (140, 48439), (236, 28735), (295, 22988), (413, 16420), (590, 11494), (821, 8260), (826, 8210), (1180, 5747), (1642, 4130), (1652, 4105), (2065, 3284)]