3814540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2143}}^1$

素因数の和:2241

約数の個数: 24

約数和(自身を含む): 8104320

約数和(自身を除く): 4289780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2143, 4286, 8572, 10715, 21430, 42860, 190727, 381454, 762908, 953635, 1907270, 3814540]

約数ペア:

[(1, 3814540), (2, 1907270), (4, 953635), (5, 762908), (10, 381454), (20, 190727), (89, 42860), (178, 21430), (356, 10715), (445, 8572), (890, 4286), (1780, 2143)]