2731120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4877}}^1$

素因数の和:4897

約数の個数: 40

約数和(自身を含む): 7258464

約数和(自身を除く): 4527344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4877, 9754, 19508, 24385, 34139, 39016, 48770, 68278, 78032, 97540, 136556, 170695, 195080, 273112, 341390, 390160, 546224, 682780, 1365560, 2731120]

約数ペア:

[(1, 2731120), (2, 1365560), (4, 682780), (5, 546224), (7, 390160), (8, 341390), (10, 273112), (14, 195080), (16, 170695), (20, 136556), (28, 97540), (35, 78032), (40, 68278), (56, 48770), (70, 39016), (80, 34139), (112, 24385), (140, 19508), (280, 9754), (560, 4877)]