39771440

素因数分解:

$2^4\times 5^1\times {\mathrm{613}}^1\times {\mathrm{811}}^1$

素因数の和:1437

約数の個数: 40

約数和(自身を含む): 92733648

約数和(自身を除く): 52962208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 613, 811, 1226, 1622, 2452, 3065, 3244, 4055, 4904, 6130, 6488, 8110, 9808, 12260, 12976, 16220, 24520, 32440, 49040, 64880, 497143, 994286, 1988572, 2485715, 3977144, 4971430, 7954288, 9942860, 19885720, 39771440]

約数ペア:

[(1, 39771440), (2, 19885720), (4, 9942860), (5, 7954288), (8, 4971430), (10, 3977144), (16, 2485715), (20, 1988572), (40, 994286), (80, 497143), (613, 64880), (811, 49040), (1226, 32440), (1622, 24520), (2452, 16220), (3065, 12976), (3244, 12260), (4055, 9808), (4904, 8110), (6130, 6488)]