3211420

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{761}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 6784848

約数和(自身を除く): 3573428

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 761, 844, 1055, 1522, 2110, 3044, 3805, 4220, 7610, 15220, 160571, 321142, 642284, 802855, 1605710, 3211420]

約数ペア:

[(1, 3211420), (2, 1605710), (4, 802855), (5, 642284), (10, 321142), (20, 160571), (211, 15220), (422, 7610), (761, 4220), (844, 3805), (1055, 3044), (1522, 2110)]