6420520

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1063}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 14555520

約数和(自身を除く): 8135000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1063, 1208, 1510, 2126, 3020, 4252, 5315, 6040, 8504, 10630, 21260, 42520, 160513, 321026, 642052, 802565, 1284104, 1605130, 3210260, 6420520]

約数ペア:

[(1, 6420520), (2, 3210260), (4, 1605130), (5, 1284104), (8, 802565), (10, 642052), (20, 321026), (40, 160513), (151, 42520), (302, 21260), (604, 10630), (755, 8504), (1063, 6040), (1208, 5315), (1510, 4252), (2126, 3020)]