39923440

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6317}}^1$

素因数の和:6409

約数の個数: 40

約数和(自身を含む): 94011840

約数和(自身を除く): 54088400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6317, 6320, 12634, 25268, 31585, 50536, 63170, 101072, 126340, 252680, 499043, 505360, 998086, 1996172, 2495215, 3992344, 4990430, 7984688, 9980860, 19961720, 39923440]

約数ペア:

[(1, 39923440), (2, 19961720), (4, 9980860), (5, 7984688), (8, 4990430), (10, 3992344), (16, 2495215), (20, 1996172), (40, 998086), (79, 505360), (80, 499043), (158, 252680), (316, 126340), (395, 101072), (632, 63170), (790, 50536), (1264, 31585), (1580, 25268), (3160, 12634), (6317, 6320)]