418322540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{1187}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 895732992

約数和(自身を除く): 477410452

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 263, 268, 335, 526, 670, 1052, 1187, 1315, 1340, 2374, 2630, 4748, 5260, 5935, 11870, 17621, 23740, 35242, 70484, 79529, 88105, 159058, 176210, 312181, 318116, 352420, 397645, 624362, 795290, 1248724, 1560905, 1590580, 3121810, 6243620, 20916127, 41832254, 83664508, 104580635, 209161270, 418322540]

約数ペア:

[(1, 418322540), (2, 209161270), (4, 104580635), (5, 83664508), (10, 41832254), (20, 20916127), (67, 6243620), (134, 3121810), (263, 1590580), (268, 1560905), (335, 1248724), (526, 795290), (670, 624362), (1052, 397645), (1187, 352420), (1315, 318116), (1340, 312181), (2374, 176210), (2630, 159058), (4748, 88105), (5260, 79529), (5935, 70484), (11870, 35242), (17621, 23740)]