9915680

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2137}}^1$

素因数の和:2181

約数の個数: 48

約数和(自身を含む): 24244920

約数和(自身を除く): 14329240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2137, 2320, 4274, 4640, 8548, 10685, 17096, 21370, 34192, 42740, 61973, 68384, 85480, 123946, 170960, 247892, 309865, 341920, 495784, 619730, 991568, 1239460, 1983136, 2478920, 4957840, 9915680]

約数ペア:

[(1, 9915680), (2, 4957840), (4, 2478920), (5, 1983136), (8, 1239460), (10, 991568), (16, 619730), (20, 495784), (29, 341920), (32, 309865), (40, 247892), (58, 170960), (80, 123946), (116, 85480), (145, 68384), (160, 61973), (232, 42740), (290, 34192), (464, 21370), (580, 17096), (928, 10685), (1160, 8548), (2137, 4640), (2320, 4274)]