1860798520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{949387}}^1$

素因数の和:949412

約数の個数: 48

約数和(自身を含む): 4870360440

約数和(自身を除く): 3009561920

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, 1960, 949387, 1898774, 3797548, 4746935, 6645709, 7595096, 9493870, 13291418, 18987740, 26582836, 33228545, 37975480, 46519963, 53165672, 66457090, 93039926, 132914180, 186079852, 232599815, 265828360, 372159704, 465199630, 930399260, 1860798520]

約数ペア:

[(1, 1860798520), (2, 930399260), (4, 465199630), (5, 372159704), (7, 265828360), (8, 232599815), (10, 186079852), (14, 132914180), (20, 93039926), (28, 66457090), (35, 53165672), (40, 46519963), (49, 37975480), (56, 33228545), (70, 26582836), (98, 18987740), (140, 13291418), (196, 9493870), (245, 7595096), (280, 6645709), (392, 4746935), (490, 3797548), (980, 1898774), (1960, 949387)]