12865935460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{86453}}^1$

素因数の和:87532

約数の個数: 48

約数和(自身を含む): 30907650816

約数和(自身を除く): 18041715356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1063, 2126, 4252, 5315, 7441, 10630, 14882, 21260, 29764, 37205, 74410, 86453, 148820, 172906, 345812, 432265, 605171, 864530, 1210342, 1729060, 2420684, 3025855, 6051710, 12103420, 91899539, 183799078, 367598156, 459497695, 643296773, 918995390, 1286593546, 1837990780, 2573187092, 3216483865, 6432967730, 12865935460]

約数ペア:

[(1, 12865935460), (2, 6432967730), (4, 3216483865), (5, 2573187092), (7, 1837990780), (10, 1286593546), (14, 918995390), (20, 643296773), (28, 459497695), (35, 367598156), (70, 183799078), (140, 91899539), (1063, 12103420), (2126, 6051710), (4252, 3025855), (5315, 2420684), (7441, 1729060), (10630, 1210342), (14882, 864530), (21260, 605171), (29764, 432265), (37205, 345812), (74410, 172906), (86453, 148820)]