7737990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19841}}^1$

素因数の和:19864

約数の個数: 32

約数和(自身を含む): 20000736

約数和(自身を除く): 12262746

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 19841, 39682, 59523, 99205, 119046, 198410, 257933, 297615, 515866, 595230, 773799, 1289665, 1547598, 2579330, 3868995, 7737990]

約数ペア:

[(1, 7737990), (2, 3868995), (3, 2579330), (5, 1547598), (6, 1289665), (10, 773799), (13, 595230), (15, 515866), (26, 297615), (30, 257933), (39, 198410), (65, 119046), (78, 99205), (130, 59523), (195, 39682), (390, 19841)]