206909360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{52783}}^1$

素因数の和:52810

約数の個数: 60

約数和(自身を含む): 559615968

約数和(自身を除く): 352706608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 52783, 105566, 211132, 263915, 369481, 422264, 527830, 738962, 844528, 1055660, 1477924, 1847405, 2111320, 2586367, 2955848, 3694810, 4222640, 5172734, 5911696, 7389620, 10345468, 12931835, 14779240, 20690936, 25863670, 29558480, 41381872, 51727340, 103454680, 206909360]

約数ペア:

[(1, 206909360), (2, 103454680), (4, 51727340), (5, 41381872), (7, 29558480), (8, 25863670), (10, 20690936), (14, 14779240), (16, 12931835), (20, 10345468), (28, 7389620), (35, 5911696), (40, 5172734), (49, 4222640), (56, 3694810), (70, 2955848), (80, 2586367), (98, 2111320), (112, 1847405), (140, 1477924), (196, 1055660), (245, 844528), (280, 738962), (392, 527830), (490, 422264), (560, 369481), (784, 263915), (980, 211132), (1960, 105566), (3920, 52783)]