20512202080

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{593}}^1\times {\mathrm{5843}}^1$

素因数の和:6488

約数の個数: 96

約数和(自身を含む): 49862270304

約数和(自身を除く): 29350068224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 593, 740, 1184, 1186, 1480, 2372, 2960, 2965, 4744, 5843, 5920, 5930, 9488, 11686, 11860, 18976, 21941, 23372, 23720, 29215, 43882, 46744, 47440, 58430, 87764, 93488, 94880, 109705, 116860, 175528, 186976, 216191, 219410, 233720, 351056, 432382, 438820, 467440, 702112, 864764, 877640, 934880, 1080955, 1729528, 1755280, 2161910, 3459056, 3464899, 3510560, 4323820, 6918112, 6929798, 8647640, 13859596, 17295280, 17324495, 27719192, 34590560, 34648990, 55438384, 69297980, 110876768, 128201263, 138595960, 256402526, 277191920, 512805052, 554383840, 641006315, 1025610104, 1282012630, 2051220208, 2564025260, 4102440416, 5128050520, 10256101040, 20512202080]

約数ペア:

[(1, 20512202080), (2, 10256101040), (4, 5128050520), (5, 4102440416), (8, 2564025260), (10, 2051220208), (16, 1282012630), (20, 1025610104), (32, 641006315), (37, 554383840), (40, 512805052), (74, 277191920), (80, 256402526), (148, 138595960), (160, 128201263), (185, 110876768), (296, 69297980), (370, 55438384), (592, 34648990), (593, 34590560), (740, 27719192), (1184, 17324495), (1186, 17295280), (1480, 13859596), (2372, 8647640), (2960, 6929798), (2965, 6918112), (4744, 4323820), (5843, 3510560), (5920, 3464899), (5930, 3459056), (9488, 2161910), (11686, 1755280), (11860, 1729528), (18976, 1080955), (21941, 934880), (23372, 877640), (23720, 864764), (29215, 702112), (43882, 467440), (46744, 438820), (47440, 432382), (58430, 351056), (87764, 233720), (93488, 219410), (94880, 216191), (109705, 186976), (116860, 175528)]