39657020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1201}}^1$

素因数の和:1350

約数の個数: 48

約数和(自身を含む): 90467328

約数和(自身を除く): 50810308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1201, 1270, 1651, 2402, 2540, 3302, 4804, 6005, 6604, 8255, 12010, 15613, 16510, 24020, 31226, 33020, 62452, 78065, 152527, 156130, 305054, 312260, 610108, 762635, 1525270, 1982851, 3050540, 3965702, 7931404, 9914255, 19828510, 39657020]

約数ペア:

[(1, 39657020), (2, 19828510), (4, 9914255), (5, 7931404), (10, 3965702), (13, 3050540), (20, 1982851), (26, 1525270), (52, 762635), (65, 610108), (127, 312260), (130, 305054), (254, 156130), (260, 152527), (508, 78065), (635, 62452), (1201, 33020), (1270, 31226), (1651, 24020), (2402, 16510), (2540, 15613), (3302, 12010), (4804, 8255), (6005, 6604)]