355779620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1487}}^1\times {\mathrm{1709}}^1$

素因数の和:3212

約数の個数: 48

約数和(自身を含む): 854945280

約数和(自身を除く): 499165660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1487, 1709, 2974, 3418, 5948, 6836, 7435, 8545, 10409, 11963, 14870, 17090, 20818, 23926, 29740, 34180, 41636, 47852, 52045, 59815, 104090, 119630, 208180, 239260, 2541283, 5082566, 10165132, 12706415, 17788981, 25412830, 35577962, 50825660, 71155924, 88944905, 177889810, 355779620]

約数ペア:

[(1, 355779620), (2, 177889810), (4, 88944905), (5, 71155924), (7, 50825660), (10, 35577962), (14, 25412830), (20, 17788981), (28, 12706415), (35, 10165132), (70, 5082566), (140, 2541283), (1487, 239260), (1709, 208180), (2974, 119630), (3418, 104090), (5948, 59815), (6836, 52045), (7435, 47852), (8545, 41636), (10409, 34180), (11963, 29740), (14870, 23926), (17090, 20818)]