1968746120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{43441}}^1$

素因数の和:43566

約数の個数: 64

約数和(自身を含む): 4879405440

約数和(自身を除く): 2910659320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 110, 206, 220, 412, 440, 515, 824, 1030, 1133, 2060, 2266, 4120, 4532, 5665, 9064, 11330, 22660, 43441, 45320, 86882, 173764, 217205, 347528, 434410, 477851, 868820, 955702, 1737640, 1911404, 2389255, 3822808, 4474423, 4778510, 8948846, 9557020, 17897692, 19114040, 22372115, 35795384, 44744230, 49218653, 89488460, 98437306, 178976920, 196874612, 246093265, 393749224, 492186530, 984373060, 1968746120]

約数ペア:

[(1, 1968746120), (2, 984373060), (4, 492186530), (5, 393749224), (8, 246093265), (10, 196874612), (11, 178976920), (20, 98437306), (22, 89488460), (40, 49218653), (44, 44744230), (55, 35795384), (88, 22372115), (103, 19114040), (110, 17897692), (206, 9557020), (220, 8948846), (412, 4778510), (440, 4474423), (515, 3822808), (824, 2389255), (1030, 1911404), (1133, 1737640), (2060, 955702), (2266, 868820), (4120, 477851), (4532, 434410), (5665, 347528), (9064, 217205), (11330, 173764), (22660, 86882), (43441, 45320)]