1340371370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{145219}}^1$

素因数の和:145310

約数の個数: 32

約数和(自身を含む): 2634871680

約数和(自身を除く): 1294500310

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 145219, 290438, 726095, 1452190, 1887847, 3775694, 9439235, 10310549, 18878470, 20621098, 51552745, 103105490, 134037137, 268074274, 670185685, 1340371370]

約数ペア:

[(1, 1340371370), (2, 670185685), (5, 268074274), (10, 134037137), (13, 103105490), (26, 51552745), (65, 20621098), (71, 18878470), (130, 10310549), (142, 9439235), (355, 3775694), (710, 1887847), (923, 1452190), (1846, 726095), (4615, 290438), (9230, 145219)]