23388940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{68791}}^1$

素因数の和:68817

約数の個数: 24

約数和(自身を含む): 52006752

約数和(自身を除く): 28617812

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 68791, 137582, 275164, 343955, 687910, 1169447, 1375820, 2338894, 4677788, 5847235, 11694470, 23388940]

約数ペア:

[(1, 23388940), (2, 11694470), (4, 5847235), (5, 4677788), (10, 2338894), (17, 1375820), (20, 1169447), (34, 687910), (68, 343955), (85, 275164), (170, 137582), (340, 68791)]