4081456

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{3229}}^1$

素因数の和:3316

約数の個数: 20

約数和(自身を含む): 8010400

約数和(自身を除く): 3928944

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 3229, 6458, 12916, 25832, 51664, 255091, 510182, 1020364, 2040728, 4081456]

約数ペア:

[(1, 4081456), (2, 2040728), (4, 1020364), (8, 510182), (16, 255091), (79, 51664), (158, 25832), (316, 12916), (632, 6458), (1264, 3229)]