529360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:535

約数の個数: 40

約数和(自身を含む): 1328040

約数和(自身を除く): 798680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 509, 520, 1018, 1040, 2036, 2545, 4072, 5090, 6617, 8144, 10180, 13234, 20360, 26468, 33085, 40720, 52936, 66170, 105872, 132340, 264680, 529360]

約数ペア:

[(1, 529360), (2, 264680), (4, 132340), (5, 105872), (8, 66170), (10, 52936), (13, 40720), (16, 33085), (20, 26468), (26, 20360), (40, 13234), (52, 10180), (65, 8144), (80, 6617), (104, 5090), (130, 4072), (208, 2545), (260, 2036), (509, 1040), (520, 1018)]