7873640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4801}}^1$

素因数の和:4853

約数の個数: 32

約数和(自身を含む): 18151560

約数和(自身を除く): 10277920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4801, 9602, 19204, 24005, 38408, 48010, 96020, 192040, 196841, 393682, 787364, 984205, 1574728, 1968410, 3936820, 7873640]

約数ペア:

[(1, 7873640), (2, 3936820), (4, 1968410), (5, 1574728), (8, 984205), (10, 787364), (20, 393682), (40, 196841), (41, 192040), (82, 96020), (164, 48010), (205, 38408), (328, 24005), (410, 19204), (820, 9602), (1640, 4801)]