20305300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10687}}^1$

素因数の和:10720

約数の個数: 36

約数和(自身を含む): 46385920

約数和(自身を除く): 26080620

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 10687, 21374, 42748, 53435, 106870, 203053, 213740, 267175, 406106, 534350, 812212, 1015265, 1068700, 2030530, 4061060, 5076325, 10152650, 20305300]

約数ペア:

[(1, 20305300), (2, 10152650), (4, 5076325), (5, 4061060), (10, 2030530), (19, 1068700), (20, 1015265), (25, 812212), (38, 534350), (50, 406106), (76, 267175), (95, 213740), (100, 203053), (190, 106870), (380, 53435), (475, 42748), (950, 21374), (1900, 10687)]