30440390

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{30139}}^1$

素因数の和:30247

約数の個数: 16

約数和(自身を含む): 55337040

約数和(自身を除く): 24896650

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 30139, 60278, 150695, 301390, 3044039, 6088078, 15220195, 30440390]

約数ペア:

[(1, 30440390), (2, 15220195), (5, 6088078), (10, 3044039), (101, 301390), (202, 150695), (505, 60278), (1010, 30139)]