2279980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3931}}^1$

素因数の和:3969

約数の個数: 24

約数和(自身を含む): 4954320

約数和(自身を除く): 2674340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3931, 7862, 15724, 19655, 39310, 78620, 113999, 227998, 455996, 569995, 1139990, 2279980]

約数ペア:

[(1, 2279980), (2, 1139990), (4, 569995), (5, 455996), (10, 227998), (20, 113999), (29, 78620), (58, 39310), (116, 19655), (145, 15724), (290, 7862), (580, 3931)]