22147120

素因数分解:

$2^4\times 5^1\times {\mathrm{276839}}^1$

素因数の和:276852

約数の個数: 20

約数和(自身を含む): 51492240

約数和(自身を除く): 29345120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 276839, 553678, 1107356, 1384195, 2214712, 2768390, 4429424, 5536780, 11073560, 22147120]

約数ペア:

[(1, 22147120), (2, 11073560), (4, 5536780), (5, 4429424), (8, 2768390), (10, 2214712), (16, 1384195), (20, 1107356), (40, 553678), (80, 276839)]