2219560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7927}}^1$

素因数の和:7945

約数の個数: 32

約数和(自身を含む): 5708160

約数和(自身を除く): 3488600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7927, 15854, 31708, 39635, 55489, 63416, 79270, 110978, 158540, 221956, 277445, 317080, 443912, 554890, 1109780, 2219560]

約数ペア:

[(1, 2219560), (2, 1109780), (4, 554890), (5, 443912), (7, 317080), (8, 277445), (10, 221956), (14, 158540), (20, 110978), (28, 79270), (35, 63416), (40, 55489), (56, 39635), (70, 31708), (140, 15854), (280, 7927)]