28008710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2591}}^1$

素因数の和:2668

約数の個数: 32

約数和(自身を含む): 53747712

約数和(自身を除く): 25739002

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 2591, 5182, 5405, 10810, 12955, 25910, 59593, 119186, 121777, 243554, 297965, 595930, 608885, 1217770, 2800871, 5601742, 14004355, 28008710]

約数ペア:

[(1, 28008710), (2, 14004355), (5, 5601742), (10, 2800871), (23, 1217770), (46, 608885), (47, 595930), (94, 297965), (115, 243554), (230, 121777), (235, 119186), (470, 59593), (1081, 25910), (2162, 12955), (2591, 10810), (5182, 5405)]