15760520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 38085120

約数和(自身を除く): 22324600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 463, 740, 851, 920, 926, 1480, 1702, 1852, 2315, 3404, 3704, 4255, 4630, 6808, 8510, 9260, 10649, 17020, 17131, 18520, 21298, 34040, 34262, 42596, 53245, 68524, 85192, 85655, 106490, 137048, 171310, 212980, 342620, 394013, 425960, 685240, 788026, 1576052, 1970065, 3152104, 3940130, 7880260, 15760520]

約数ペア:

[(1, 15760520), (2, 7880260), (4, 3940130), (5, 3152104), (8, 1970065), (10, 1576052), (20, 788026), (23, 685240), (37, 425960), (40, 394013), (46, 342620), (74, 212980), (92, 171310), (115, 137048), (148, 106490), (184, 85655), (185, 85192), (230, 68524), (296, 53245), (370, 42596), (460, 34262), (463, 34040), (740, 21298), (851, 18520), (920, 17131), (926, 17020), (1480, 10649), (1702, 9260), (1852, 8510), (2315, 6808), (3404, 4630), (3704, 4255)]