11664440

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{881}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 26354160

約数和(自身を除く): 14689720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 881, 1324, 1655, 1762, 2648, 3310, 3524, 4405, 6620, 7048, 8810, 13240, 17620, 35240, 291611, 583222, 1166444, 1458055, 2332888, 2916110, 5832220, 11664440]

約数ペア:

[(1, 11664440), (2, 5832220), (4, 2916110), (5, 2332888), (8, 1458055), (10, 1166444), (20, 583222), (40, 291611), (331, 35240), (662, 17620), (881, 13240), (1324, 8810), (1655, 7048), (1762, 6620), (2648, 4405), (3310, 3524)]