2579120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:429

約数の個数: 40

約数和(自身を含む): 6074016

約数和(自身を除く): 3494896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 313, 412, 515, 626, 824, 1030, 1252, 1565, 1648, 2060, 2504, 3130, 4120, 5008, 6260, 8240, 12520, 25040, 32239, 64478, 128956, 161195, 257912, 322390, 515824, 644780, 1289560, 2579120]

約数ペア:

[(1, 2579120), (2, 1289560), (4, 644780), (5, 515824), (8, 322390), (10, 257912), (16, 161195), (20, 128956), (40, 64478), (80, 32239), (103, 25040), (206, 12520), (313, 8240), (412, 6260), (515, 5008), (626, 4120), (824, 3130), (1030, 2504), (1252, 2060), (1565, 1648)]