39442390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2536

約数の個数: 32

約数和(自身を含む): 77091840

約数和(自身を除く): 37649450

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1270, 1651, 2389, 3302, 4778, 8255, 11945, 16510, 23890, 31057, 62114, 155285, 303403, 310570, 606806, 1517015, 3034030, 3944239, 7888478, 19721195, 39442390]

約数ペア:

[(1, 39442390), (2, 19721195), (5, 7888478), (10, 3944239), (13, 3034030), (26, 1517015), (65, 606806), (127, 310570), (130, 303403), (254, 155285), (635, 62114), (1270, 31057), (1651, 23890), (2389, 16510), (3302, 11945), (4778, 8255)]