2437220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3931}}^1$

素因数の和:3971

約数の個数: 24

約数和(自身を含む): 5284608

約数和(自身を除く): 2847388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3931, 7862, 15724, 19655, 39310, 78620, 121861, 243722, 487444, 609305, 1218610, 2437220]

約数ペア:

[(1, 2437220), (2, 1218610), (4, 609305), (5, 487444), (10, 243722), (20, 121861), (31, 78620), (62, 39310), (124, 19655), (155, 15724), (310, 7862), (620, 3931)]