22171280

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1451}}^1$

素因数の和:1655

約数の個数: 40

約数和(自身を含む): 51853824

約数和(自身を除く): 29682544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1451, 1528, 1910, 2902, 3056, 3820, 5804, 7255, 7640, 11608, 14510, 15280, 23216, 29020, 58040, 116080, 277141, 554282, 1108564, 1385705, 2217128, 2771410, 4434256, 5542820, 11085640, 22171280]

約数ペア:

[(1, 22171280), (2, 11085640), (4, 5542820), (5, 4434256), (8, 2771410), (10, 2217128), (16, 1385705), (20, 1108564), (40, 554282), (80, 277141), (191, 116080), (382, 58040), (764, 29020), (955, 23216), (1451, 15280), (1528, 14510), (1910, 11608), (2902, 7640), (3056, 7255), (3820, 5804)]