22221380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65357}}^1$

素因数の和:65383

約数の個数: 24

約数和(自身を含む): 49410648

約数和(自身を除く): 27189268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 65357, 130714, 261428, 326785, 653570, 1111069, 1307140, 2222138, 4444276, 5555345, 11110690, 22221380]

約数ペア:

[(1, 22221380), (2, 11110690), (4, 5555345), (5, 4444276), (10, 2222138), (17, 1307140), (20, 1111069), (34, 653570), (68, 326785), (85, 261428), (170, 130714), (340, 65357)]