22619660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{161569}}^1$

素因数の和:161585

約数の個数: 24

約数和(自身を含む): 54287520

約数和(自身を除く): 31667860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 161569, 323138, 646276, 807845, 1130983, 1615690, 2261966, 3231380, 4523932, 5654915, 11309830, 22619660]

約数ペア:

[(1, 22619660), (2, 11309830), (4, 5654915), (5, 4523932), (7, 3231380), (10, 2261966), (14, 1615690), (20, 1130983), (28, 807845), (35, 646276), (70, 323138), (140, 161569)]