280468918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1831}}^1$

素因数の和:2020

約数の個数: 32

約数和(自身を含む): 461664000

約数和(自身を除く): 181195082

約数列:

[1, 2, 19, 29, 38, 58, 139, 278, 551, 1102, 1831, 2641, 3662, 4031, 5282, 8062, 34789, 53099, 69578, 76589, 106198, 153178, 254509, 509018, 1008881, 2017762, 4835671, 7380761, 9671342, 14761522, 140234459, 280468918]

約数ペア:

[(1, 280468918), (2, 140234459), (19, 14761522), (29, 9671342), (38, 7380761), (58, 4835671), (139, 2017762), (278, 1008881), (551, 509018), (1102, 254509), (1831, 153178), (2641, 106198), (3662, 76589), (4031, 69578), (5282, 53099), (8062, 34789)]