26826640

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4723}}^1$

素因数の和:4807

約数の個数: 40

約数和(自身を含む): 63263808

約数和(自身を除く): 36437168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 4723, 5680, 9446, 18892, 23615, 37784, 47230, 75568, 94460, 188920, 335333, 377840, 670666, 1341332, 1676665, 2682664, 3353330, 5365328, 6706660, 13413320, 26826640]

約数ペア:

[(1, 26826640), (2, 13413320), (4, 6706660), (5, 5365328), (8, 3353330), (10, 2682664), (16, 1676665), (20, 1341332), (40, 670666), (71, 377840), (80, 335333), (142, 188920), (284, 94460), (355, 75568), (568, 47230), (710, 37784), (1136, 23615), (1420, 18892), (2840, 9446), (4723, 5680)]