53878180

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{10243}}^1$

素因数の和:10515

約数の個数: 24

約数和(自身を含む): 113585472

約数和(自身を除く): 59707292

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 10243, 20486, 40972, 51215, 102430, 204860, 2693909, 5387818, 10775636, 13469545, 26939090, 53878180]

約数ペア:

[(1, 53878180), (2, 26939090), (4, 13469545), (5, 10775636), (10, 5387818), (20, 2693909), (263, 204860), (526, 102430), (1052, 51215), (1315, 40972), (2630, 20486), (5260, 10243)]