30520882

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{128239}}^1$

素因数の和:128265

約数の個数: 16

約数和(自身を含む): 55399680

約数和(自身を除く): 24878798

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 128239, 256478, 897673, 1795346, 2180063, 4360126, 15260441, 30520882]

約数ペア:

[(1, 30520882), (2, 15260441), (7, 4360126), (14, 2180063), (17, 1795346), (34, 897673), (119, 256478), (238, 128239)]