16260920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31271}}^1$

素因数の和:31295

約数の個数: 32

約数和(自身を含む): 39402720

約数和(自身を除く): 23141800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31271, 62542, 125084, 156355, 250168, 312710, 406523, 625420, 813046, 1250840, 1626092, 2032615, 3252184, 4065230, 8130460, 16260920]

約数ペア:

[(1, 16260920), (2, 8130460), (4, 4065230), (5, 3252184), (8, 2032615), (10, 1626092), (13, 1250840), (20, 813046), (26, 625420), (40, 406523), (52, 312710), (65, 250168), (104, 156355), (130, 125084), (260, 62542), (520, 31271)]