820808

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 1641600

約数和(自身を除く): 820792

約数列:

[1, 2, 4, 8, 37, 47, 59, 74, 94, 118, 148, 188, 236, 296, 376, 472, 1739, 2183, 2773, 3478, 4366, 5546, 6956, 8732, 11092, 13912, 17464, 22184, 102601, 205202, 410404, 820808]

約数ペア:

[(1, 820808), (2, 410404), (4, 205202), (8, 102601), (37, 22184), (47, 17464), (59, 13912), (74, 11092), (94, 8732), (118, 6956), (148, 5546), (188, 4366), (236, 3478), (296, 2773), (376, 2183), (472, 1739)]