8669220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20641}}^1$

素因数の和:20660

約数の個数: 48

約数和(自身を含む): 27742848

約数和(自身を除く): 19073628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 20641, 41282, 61923, 82564, 103205, 123846, 144487, 206410, 247692, 288974, 309615, 412820, 433461, 577948, 619230, 722435, 866922, 1238460, 1444870, 1733844, 2167305, 2889740, 4334610, 8669220]

約数ペア:

[(1, 8669220), (2, 4334610), (3, 2889740), (4, 2167305), (5, 1733844), (6, 1444870), (7, 1238460), (10, 866922), (12, 722435), (14, 619230), (15, 577948), (20, 433461), (21, 412820), (28, 309615), (30, 288974), (35, 247692), (42, 206410), (60, 144487), (70, 123846), (84, 103205), (105, 82564), (140, 61923), (210, 41282), (420, 20641)]