20352960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:251

約数の個数: 168

約数和(自身を含む): 72274176

約数和(自身を除く): 51921216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 191, 192, 222, 240, 288, 296, 320, 333, 360, 370, 382, 444, 480, 555, 573, 576, 592, 666, 720, 740, 764, 888, 955, 960, 1110, 1146, 1184, 1332, 1440, 1480, 1528, 1665, 1719, 1776, 1910, 2220, 2292, 2368, 2664, 2865, 2880, 2960, 3056, 3330, 3438, 3552, 3820, 4440, 4584, 5328, 5730, 5920, 6112, 6660, 6876, 7067, 7104, 7640, 8595, 8880, 9168, 10656, 11460, 11840, 12224, 13320, 13752, 14134, 15280, 17190, 17760, 18336, 21201, 21312, 22920, 26640, 27504, 28268, 30560, 34380, 35335, 35520, 36672, 42402, 45840, 53280, 55008, 56536, 61120, 63603, 68760, 70670, 84804, 91680, 106005, 106560, 110016, 113072, 127206, 137520, 141340, 169608, 183360, 212010, 226144, 254412, 275040, 282680, 318015, 339216, 424020, 452288, 508824, 550080, 565360, 636030, 678432, 848040, 1017648, 1130720, 1272060, 1356864, 1696080, 2035296, 2261440, 2544120, 3392160, 4070592, 5088240, 6784320, 10176480, 20352960]

約数ペア:

[(1, 20352960), (2, 10176480), (3, 6784320), (4, 5088240), (5, 4070592), (6, 3392160), (8, 2544120), (9, 2261440), (10, 2035296), (12, 1696080), (15, 1356864), (16, 1272060), (18, 1130720), (20, 1017648), (24, 848040), (30, 678432), (32, 636030), (36, 565360), (37, 550080), (40, 508824), (45, 452288), (48, 424020), (60, 339216), (64, 318015), (72, 282680), (74, 275040), (80, 254412), (90, 226144), (96, 212010), (111, 183360), (120, 169608), (144, 141340), (148, 137520), (160, 127206), (180, 113072), (185, 110016), (191, 106560), (192, 106005), (222, 91680), (240, 84804), (288, 70670), (296, 68760), (320, 63603), (333, 61120), (360, 56536), (370, 55008), (382, 53280), (444, 45840), (480, 42402), (555, 36672), (573, 35520), (576, 35335), (592, 34380), (666, 30560), (720, 28268), (740, 27504), (764, 26640), (888, 22920), (955, 21312), (960, 21201), (1110, 18336), (1146, 17760), (1184, 17190), (1332, 15280), (1440, 14134), (1480, 13752), (1528, 13320), (1665, 12224), (1719, 11840), (1776, 11460), (1910, 10656), (2220, 9168), (2292, 8880), (2368, 8595), (2664, 7640), (2865, 7104), (2880, 7067), (2960, 6876), (3056, 6660), (3330, 6112), (3438, 5920), (3552, 5730), (3820, 5328), (4440, 4584)]