390080090

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{907163}}^1$

素因数の和:907213

約数の個数: 16

約数和(自身を含む): 718473888

約数和(自身を除く): 328393798

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 907163, 1814326, 4535815, 9071630, 39008009, 78016018, 195040045, 390080090]

約数ペア:

[(1, 390080090), (2, 195040045), (5, 78016018), (10, 39008009), (43, 9071630), (86, 4535815), (215, 1814326), (430, 907163)]