2278820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3929}}^1$

素因数の和:3967

約数の個数: 24

約数和(自身を含む): 4951800

約数和(自身を除く): 2672980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3929, 7858, 15716, 19645, 39290, 78580, 113941, 227882, 455764, 569705, 1139410, 2278820]

約数ペア:

[(1, 2278820), (2, 1139410), (4, 569705), (5, 455764), (10, 227882), (20, 113941), (29, 78580), (58, 39290), (116, 19645), (145, 15716), (290, 7858), (580, 3929)]