2859640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1459}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 7489800

約数和(自身を除く): 4630160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1459, 1960, 2918, 5836, 7295, 10213, 11672, 14590, 20426, 29180, 40852, 51065, 58360, 71491, 81704, 102130, 142982, 204260, 285964, 357455, 408520, 571928, 714910, 1429820, 2859640]

約数ペア:

[(1, 2859640), (2, 1429820), (4, 714910), (5, 571928), (7, 408520), (8, 357455), (10, 285964), (14, 204260), (20, 142982), (28, 102130), (35, 81704), (40, 71491), (49, 58360), (56, 51065), (70, 40852), (98, 29180), (140, 20426), (196, 14590), (245, 11672), (280, 10213), (392, 7295), (490, 5836), (980, 2918), (1459, 1960)]