206525620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2179}}^1$

素因数の和:2872

約数の個数: 48

約数和(自身を含む): 496621440

約数和(自身を除く): 290095820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 1354, 2179, 2708, 3385, 4358, 4739, 6770, 8716, 9478, 10895, 13540, 15253, 18956, 21790, 23695, 30506, 43580, 47390, 61012, 76265, 94780, 152530, 305060, 1475183, 2950366, 5900732, 7375915, 10326281, 14751830, 20652562, 29503660, 41305124, 51631405, 103262810, 206525620]

約数ペア:

[(1, 206525620), (2, 103262810), (4, 51631405), (5, 41305124), (7, 29503660), (10, 20652562), (14, 14751830), (20, 10326281), (28, 7375915), (35, 5900732), (70, 2950366), (140, 1475183), (677, 305060), (1354, 152530), (2179, 94780), (2708, 76265), (3385, 61012), (4358, 47390), (4739, 43580), (6770, 30506), (8716, 23695), (9478, 21790), (10895, 18956), (13540, 15253)]