23158780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 50512896

約数和(自身を除く): 27354116

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 347, 355, 470, 694, 710, 940, 1388, 1420, 1735, 3337, 3470, 6674, 6940, 13348, 16309, 16685, 24637, 32618, 33370, 49274, 65236, 66740, 81545, 98548, 123185, 163090, 246370, 326180, 492740, 1157939, 2315878, 4631756, 5789695, 11579390, 23158780]

約数ペア:

[(1, 23158780), (2, 11579390), (4, 5789695), (5, 4631756), (10, 2315878), (20, 1157939), (47, 492740), (71, 326180), (94, 246370), (142, 163090), (188, 123185), (235, 98548), (284, 81545), (347, 66740), (355, 65236), (470, 49274), (694, 33370), (710, 32618), (940, 24637), (1388, 16685), (1420, 16309), (1735, 13348), (3337, 6940), (3470, 6674)]