15311420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26399}}^1$

素因数の和:26437

約数の個数: 24

約数和(自身を含む): 33264000

約数和(自身を除く): 17952580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 26399, 52798, 105596, 131995, 263990, 527980, 765571, 1531142, 3062284, 3827855, 7655710, 15311420]

約数ペア:

[(1, 15311420), (2, 7655710), (4, 3827855), (5, 3062284), (10, 1531142), (20, 765571), (29, 527980), (58, 263990), (116, 131995), (145, 105596), (290, 52798), (580, 26399)]