201786620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2129}}^1$

素因数の和:2822

約数の個数: 48

約数和(自身を含む): 485231040

約数和(自身を除く): 283444420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 1354, 2129, 2708, 3385, 4258, 4739, 6770, 8516, 9478, 10645, 13540, 14903, 18956, 21290, 23695, 29806, 42580, 47390, 59612, 74515, 94780, 149030, 298060, 1441333, 2882666, 5765332, 7206665, 10089331, 14413330, 20178662, 28826660, 40357324, 50446655, 100893310, 201786620]

約数ペア:

[(1, 201786620), (2, 100893310), (4, 50446655), (5, 40357324), (7, 28826660), (10, 20178662), (14, 14413330), (20, 10089331), (28, 7206665), (35, 5765332), (70, 2882666), (140, 1441333), (677, 298060), (1354, 149030), (2129, 94780), (2708, 74515), (3385, 59612), (4258, 47390), (4739, 42580), (6770, 29806), (8516, 23695), (9478, 21290), (10645, 18956), (13540, 14903)]