2590890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1289}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 6315840

約数和(自身を除く): 3724950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 1289, 2010, 2578, 3867, 6445, 7734, 12890, 19335, 38670, 86363, 172726, 259089, 431815, 518178, 863630, 1295445, 2590890]

約数ペア:

[(1, 2590890), (2, 1295445), (3, 863630), (5, 518178), (6, 431815), (10, 259089), (15, 172726), (30, 86363), (67, 38670), (134, 19335), (201, 12890), (335, 7734), (402, 6445), (670, 3867), (1005, 2578), (1289, 2010)]