104490440

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{3229}}^1$

素因数の和:4049

約数の個数: 32

約数和(自身を含む): 235467000

約数和(自身を除く): 130976560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1618, 3229, 3236, 4045, 6458, 6472, 8090, 12916, 16145, 16180, 25832, 32290, 32360, 64580, 129160, 2612261, 5224522, 10449044, 13061305, 20898088, 26122610, 52245220, 104490440]

約数ペア:

[(1, 104490440), (2, 52245220), (4, 26122610), (5, 20898088), (8, 13061305), (10, 10449044), (20, 5224522), (40, 2612261), (809, 129160), (1618, 64580), (3229, 32360), (3236, 32290), (4045, 25832), (6458, 16180), (6472, 16145), (8090, 12916)]