20199063680

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{37087}}^1$

素因数の和:37166

約数の個数: 128

約数和(自身を含む): 51751111680

約数和(自身を除く): 31552048000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 64, 74, 80, 92, 115, 128, 148, 160, 184, 185, 230, 296, 320, 368, 370, 460, 592, 640, 736, 740, 851, 920, 1184, 1472, 1480, 1702, 1840, 2368, 2944, 2960, 3404, 3680, 4255, 4736, 5920, 6808, 7360, 8510, 11840, 13616, 14720, 17020, 23680, 27232, 34040, 37087, 54464, 68080, 74174, 108928, 136160, 148348, 185435, 272320, 296696, 370870, 544640, 593392, 741740, 853001, 1186784, 1372219, 1483480, 1706002, 2373568, 2744438, 2966960, 3412004, 4265005, 4747136, 5488876, 5933920, 6824008, 6861095, 8530010, 10977752, 11867840, 13648016, 13722190, 17060020, 21955504, 23735680, 27296032, 27444380, 31561037, 34120040, 43911008, 54592064, 54888760, 63122074, 68240080, 87822016, 109184128, 109777520, 126244148, 136480160, 157805185, 175644032, 219555040, 252488296, 272960320, 315610370, 439110080, 504976592, 545920640, 631220740, 878220160, 1009953184, 1262441480, 2019906368, 2524882960, 4039812736, 5049765920, 10099531840, 20199063680]

約数ペア:

[(1, 20199063680), (2, 10099531840), (4, 5049765920), (5, 4039812736), (8, 2524882960), (10, 2019906368), (16, 1262441480), (20, 1009953184), (23, 878220160), (32, 631220740), (37, 545920640), (40, 504976592), (46, 439110080), (64, 315610370), (74, 272960320), (80, 252488296), (92, 219555040), (115, 175644032), (128, 157805185), (148, 136480160), (160, 126244148), (184, 109777520), (185, 109184128), (230, 87822016), (296, 68240080), (320, 63122074), (368, 54888760), (370, 54592064), (460, 43911008), (592, 34120040), (640, 31561037), (736, 27444380), (740, 27296032), (851, 23735680), (920, 21955504), (1184, 17060020), (1472, 13722190), (1480, 13648016), (1702, 11867840), (1840, 10977752), (2368, 8530010), (2944, 6861095), (2960, 6824008), (3404, 5933920), (3680, 5488876), (4255, 4747136), (4736, 4265005), (5920, 3412004), (6808, 2966960), (7360, 2744438), (8510, 2373568), (11840, 1706002), (13616, 1483480), (14720, 1372219), (17020, 1186784), (23680, 853001), (27232, 741740), (34040, 593392), (37087, 544640), (54464, 370870), (68080, 296696), (74174, 272320), (108928, 185435), (136160, 148348)]