8867720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2671}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 20200320

約数和(自身を除く): 11332600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 2671, 3320, 5342, 10684, 13355, 21368, 26710, 53420, 106840, 221693, 443386, 886772, 1108465, 1773544, 2216930, 4433860, 8867720]

約数ペア:

[(1, 8867720), (2, 4433860), (4, 2216930), (5, 1773544), (8, 1108465), (10, 886772), (20, 443386), (40, 221693), (83, 106840), (166, 53420), (332, 26710), (415, 21368), (664, 13355), (830, 10684), (1660, 5342), (2671, 3320)]