27103640

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4157}}^1$

素因数の和:4331

約数の個数: 32

約数和(自身を含む): 61372080

約数和(自身を除く): 34268440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 4157, 6520, 8314, 16628, 20785, 33256, 41570, 83140, 166280, 677591, 1355182, 2710364, 3387955, 5420728, 6775910, 13551820, 27103640]

約数ペア:

[(1, 27103640), (2, 13551820), (4, 6775910), (5, 5420728), (8, 3387955), (10, 2710364), (20, 1355182), (40, 677591), (163, 166280), (326, 83140), (652, 41570), (815, 33256), (1304, 20785), (1630, 16628), (3260, 8314), (4157, 6520)]