978178460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{14347}}^1$

素因数の和:14850

約数の個数: 48

約数和(自身を含む): 2352612864

約数和(自身を除く): 1374434404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1948, 2435, 3409, 4870, 6818, 9740, 13636, 14347, 17045, 28694, 34090, 57388, 68180, 71735, 100429, 143470, 200858, 286940, 401716, 502145, 1004290, 2008580, 6986989, 13973978, 27947956, 34934945, 48908923, 69869890, 97817846, 139739780, 195635692, 244544615, 489089230, 978178460]

約数ペア:

[(1, 978178460), (2, 489089230), (4, 244544615), (5, 195635692), (7, 139739780), (10, 97817846), (14, 69869890), (20, 48908923), (28, 34934945), (35, 27947956), (70, 13973978), (140, 6986989), (487, 2008580), (974, 1004290), (1948, 502145), (2435, 401716), (3409, 286940), (4870, 200858), (6818, 143470), (9740, 100429), (13636, 71735), (14347, 68180), (17045, 57388), (28694, 34090)]