30691390

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{42043}}^1$

素因数の和:42123

約数の個数: 16

約数和(自身を含む): 56002608

約数和(自身を除く): 25311218

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 42043, 84086, 210215, 420430, 3069139, 6138278, 15345695, 30691390]

約数ペア:

[(1, 30691390), (2, 15345695), (5, 6138278), (10, 3069139), (73, 420430), (146, 210215), (365, 84086), (730, 42043)]