28073440

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2221}}^1$

素因数の和:2315

約数の個数: 48

約数和(自身を含む): 67193280

約数和(自身を除く): 39119840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2221, 2528, 3160, 4442, 6320, 8884, 11105, 12640, 17768, 22210, 35536, 44420, 71072, 88840, 175459, 177680, 350918, 355360, 701836, 877295, 1403672, 1754590, 2807344, 3509180, 5614688, 7018360, 14036720, 28073440]

約数ペア:

[(1, 28073440), (2, 14036720), (4, 7018360), (5, 5614688), (8, 3509180), (10, 2807344), (16, 1754590), (20, 1403672), (32, 877295), (40, 701836), (79, 355360), (80, 350918), (158, 177680), (160, 175459), (316, 88840), (395, 71072), (632, 44420), (790, 35536), (1264, 22210), (1580, 17768), (2221, 12640), (2528, 11105), (3160, 8884), (4442, 6320)]