54521840

素因数分解:

$2^4\times 5^1\times {\mathrm{681523}}^1$

素因数の和:681536

約数の個数: 20

約数和(自身を含む): 126763464

約数和(自身を除く): 72241624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 681523, 1363046, 2726092, 3407615, 5452184, 6815230, 10904368, 13630460, 27260920, 54521840]

約数ペア:

[(1, 54521840), (2, 27260920), (4, 13630460), (5, 10904368), (8, 6815230), (10, 5452184), (16, 3407615), (20, 2726092), (40, 1363046), (80, 681523)]