9899540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1$

素因数の和:2328

約数の個数: 48

約数和(自身を含む): 24536064

約数和(自身を除く): 14636524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 2281, 4340, 4562, 9124, 11405, 15967, 22810, 31934, 45620, 63868, 70711, 79835, 141422, 159670, 282844, 319340, 353555, 494977, 707110, 989954, 1414220, 1979908, 2474885, 4949770, 9899540]

約数ペア:

[(1, 9899540), (2, 4949770), (4, 2474885), (5, 1979908), (7, 1414220), (10, 989954), (14, 707110), (20, 494977), (28, 353555), (31, 319340), (35, 282844), (62, 159670), (70, 141422), (124, 79835), (140, 70711), (155, 63868), (217, 45620), (310, 31934), (434, 22810), (620, 15967), (868, 11405), (1085, 9124), (2170, 4562), (2281, 4340)]