284877460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2034839}}^1$

素因数の和:2034855

約数の個数: 24

約数和(自身を含む): 683706240

約数和(自身を除く): 398828780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2034839, 4069678, 8139356, 10174195, 14243873, 20348390, 28487746, 40696780, 56975492, 71219365, 142438730, 284877460]

約数ペア:

[(1, 284877460), (2, 142438730), (4, 71219365), (5, 56975492), (7, 40696780), (10, 28487746), (14, 20348390), (20, 14243873), (28, 10174195), (35, 8139356), (70, 4069678), (140, 2034839)]