553540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2129}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 1252440

約数和(自身を除く): 698900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2129, 4258, 8516, 10645, 21290, 27677, 42580, 55354, 110708, 138385, 276770, 553540]

約数ペア:

[(1, 553540), (2, 276770), (4, 138385), (5, 110708), (10, 55354), (13, 42580), (20, 27677), (26, 21290), (52, 10645), (65, 8516), (130, 4258), (260, 2129)]