8839820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1747}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 21143808

約数和(自身を除く): 12303988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 1747, 2530, 3494, 5060, 6988, 8735, 17470, 19217, 34940, 38434, 40181, 76868, 80362, 96085, 160724, 192170, 200905, 384340, 401810, 441991, 803620, 883982, 1767964, 2209955, 4419910, 8839820]

約数ペア:

[(1, 8839820), (2, 4419910), (4, 2209955), (5, 1767964), (10, 883982), (11, 803620), (20, 441991), (22, 401810), (23, 384340), (44, 200905), (46, 192170), (55, 160724), (92, 96085), (110, 80362), (115, 76868), (220, 40181), (230, 38434), (253, 34940), (460, 19217), (506, 17470), (1012, 8735), (1265, 6988), (1747, 5060), (2530, 3494)]