20080740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19687}}^1$

素因数の和:19716

約数の個数: 48

約数和(自身を含む): 59536512

約数和(自身を除く): 39455772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19687, 39374, 59061, 78748, 98435, 118122, 196870, 236244, 295305, 334679, 393740, 590610, 669358, 1004037, 1181220, 1338716, 1673395, 2008074, 3346790, 4016148, 5020185, 6693580, 10040370, 20080740]

約数ペア:

[(1, 20080740), (2, 10040370), (3, 6693580), (4, 5020185), (5, 4016148), (6, 3346790), (10, 2008074), (12, 1673395), (15, 1338716), (17, 1181220), (20, 1004037), (30, 669358), (34, 590610), (51, 393740), (60, 334679), (68, 295305), (85, 236244), (102, 196870), (170, 118122), (204, 98435), (255, 78748), (340, 59061), (510, 39374), (1020, 19687)]