30206980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{52081}}^1$

素因数の和:52119

約数の個数: 24

約数和(自身を含む): 65623320

約数和(自身を除く): 35416340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 52081, 104162, 208324, 260405, 520810, 1041620, 1510349, 3020698, 6041396, 7551745, 15103490, 30206980]

約数ペア:

[(1, 30206980), (2, 15103490), (4, 7551745), (5, 6041396), (10, 3020698), (20, 1510349), (29, 1041620), (58, 520810), (116, 260405), (145, 208324), (290, 104162), (580, 52081)]