2441690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 4717440

約数和(自身を除く): 2275750

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 181, 190, 355, 362, 710, 905, 1349, 1810, 2698, 3439, 6745, 6878, 12851, 13490, 17195, 25702, 34390, 64255, 128510, 244169, 488338, 1220845, 2441690]

約数ペア:

[(1, 2441690), (2, 1220845), (5, 488338), (10, 244169), (19, 128510), (38, 64255), (71, 34390), (95, 25702), (142, 17195), (181, 13490), (190, 12851), (355, 6878), (362, 6745), (710, 3439), (905, 2698), (1349, 1810)]