2989660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1801}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 6357456

約数和(自身を除く): 3367796

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 1801, 3602, 7204, 9005, 18010, 36020, 149483, 298966, 597932, 747415, 1494830, 2989660]

約数ペア:

[(1, 2989660), (2, 1494830), (4, 747415), (5, 597932), (10, 298966), (20, 149483), (83, 36020), (166, 18010), (332, 9005), (415, 7204), (830, 3602), (1660, 1801)]