22147820

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1789}}^1$

素因数の和:2417

約数の個数: 24

約数和(自身を含む): 46611600

約数和(自身を除く): 24463780

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 1789, 2476, 3095, 3578, 6190, 7156, 8945, 12380, 17890, 35780, 1107391, 2214782, 4429564, 5536955, 11073910, 22147820]

約数ペア:

[(1, 22147820), (2, 11073910), (4, 5536955), (5, 4429564), (10, 2214782), (20, 1107391), (619, 35780), (1238, 17890), (1789, 12380), (2476, 8945), (3095, 7156), (3578, 6190)]