39643690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1523}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 75712320

約数和(自身を除く): 36068630

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 685, 1370, 1523, 2603, 3046, 5206, 7615, 13015, 15230, 26030, 28937, 57874, 144685, 208651, 289370, 417302, 1043255, 2086510, 3964369, 7928738, 19821845, 39643690]

約数ペア:

[(1, 39643690), (2, 19821845), (5, 7928738), (10, 3964369), (19, 2086510), (38, 1043255), (95, 417302), (137, 289370), (190, 208651), (274, 144685), (685, 57874), (1370, 28937), (1523, 26030), (2603, 15230), (3046, 13015), (5206, 7615)]