12455220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12211}}^1$

素因数の和:12240

約数の個数: 48

約数和(自身を含む): 36929088

約数和(自身を除く): 24473868

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, 12211, 24422, 36633, 48844, 61055, 73266, 122110, 146532, 183165, 207587, 244220, 366330, 415174, 622761, 732660, 830348, 1037935, 1245522, 2075870, 2491044, 3113805, 4151740, 6227610, 12455220]

約数ペア:

[(1, 12455220), (2, 6227610), (3, 4151740), (4, 3113805), (5, 2491044), (6, 2075870), (10, 1245522), (12, 1037935), (15, 830348), (17, 732660), (20, 622761), (30, 415174), (34, 366330), (51, 244220), (60, 207587), (68, 183165), (85, 146532), (102, 122110), (170, 73266), (204, 61055), (255, 48844), (340, 36633), (510, 24422), (1020, 12211)]