28589710

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{677}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 53307072

約数和(自身を除く): 24717362

約数列:

[1, 2, 5, 10, 41, 82, 103, 205, 206, 410, 515, 677, 1030, 1354, 3385, 4223, 6770, 8446, 21115, 27757, 42230, 55514, 69731, 138785, 139462, 277570, 348655, 697310, 2858971, 5717942, 14294855, 28589710]

約数ペア:

[(1, 28589710), (2, 14294855), (5, 5717942), (10, 2858971), (41, 697310), (82, 348655), (103, 277570), (205, 139462), (206, 138785), (410, 69731), (515, 55514), (677, 42230), (1030, 27757), (1354, 21115), (3385, 8446), (4223, 6770)]