8130460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31271}}^1$

素因数の和:31293

約数の個数: 24

約数和(自身を含む): 18387936

約数和(自身を除く): 10257476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31271, 62542, 125084, 156355, 312710, 406523, 625420, 813046, 1626092, 2032615, 4065230, 8130460]

約数ペア:

[(1, 8130460), (2, 4065230), (4, 2032615), (5, 1626092), (10, 813046), (13, 625420), (20, 406523), (26, 312710), (52, 156355), (65, 125084), (130, 62542), (260, 31271)]