2845240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{857}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 6486480

約数和(自身を除く): 3641240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 857, 1660, 1714, 3320, 3428, 4285, 6856, 8570, 17140, 34280, 71131, 142262, 284524, 355655, 569048, 711310, 1422620, 2845240]

約数ペア:

[(1, 2845240), (2, 1422620), (4, 711310), (5, 569048), (8, 355655), (10, 284524), (20, 142262), (40, 71131), (83, 34280), (166, 17140), (332, 8570), (415, 6856), (664, 4285), (830, 3428), (857, 3320), (1660, 1714)]