22147220

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3137}}^1$

素因数の和:3499

約数の個数: 24

約数和(自身を含む): 46655784

約数和(自身を除く): 24508564

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3137, 3530, 6274, 7060, 12548, 15685, 31370, 62740, 1107361, 2214722, 4429444, 5536805, 11073610, 22147220]

約数ペア:

[(1, 22147220), (2, 11073610), (4, 5536805), (5, 4429444), (10, 2214722), (20, 1107361), (353, 62740), (706, 31370), (1412, 15685), (1765, 12548), (3137, 7060), (3530, 6274)]