1551736240

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{273193}}^1$

素因数の和:273277

約数の個数: 40

約数和(自身を含む): 3658614048

約数和(自身を除く): 2106877808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 273193, 546386, 1092772, 1365965, 2185544, 2731930, 4371088, 5463860, 10927720, 19396703, 21855440, 38793406, 77586812, 96983515, 155173624, 193967030, 310347248, 387934060, 775868120, 1551736240]

約数ペア:

[(1, 1551736240), (2, 775868120), (4, 387934060), (5, 310347248), (8, 193967030), (10, 155173624), (16, 96983515), (20, 77586812), (40, 38793406), (71, 21855440), (80, 19396703), (142, 10927720), (284, 5463860), (355, 4371088), (568, 2731930), (710, 2185544), (1136, 1365965), (1420, 1092772), (2840, 546386), (5680, 273193)]