22021360

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:3961

約数の個数: 40

約数和(自身を含む): 51934176

約数和(自身を除く): 29912816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 3877, 5680, 7754, 15508, 19385, 31016, 38770, 62032, 77540, 155080, 275267, 310160, 550534, 1101068, 1376335, 2202136, 2752670, 4404272, 5505340, 11010680, 22021360]

約数ペア:

[(1, 22021360), (2, 11010680), (4, 5505340), (5, 4404272), (8, 2752670), (10, 2202136), (16, 1376335), (20, 1101068), (40, 550534), (71, 310160), (80, 275267), (142, 155080), (284, 77540), (355, 62032), (568, 38770), (710, 31016), (1136, 19385), (1420, 15508), (2840, 7754), (3877, 5680)]