9920786960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{24571}}^1$

素因数の和:24701

約数の個数: 120

約数和(自身を含む): 27093283776

約数和(自身を除く): 17172496816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 103, 112, 140, 196, 206, 245, 280, 392, 412, 490, 515, 560, 721, 784, 824, 980, 1030, 1442, 1648, 1960, 2060, 2884, 3605, 3920, 4120, 5047, 5768, 7210, 8240, 10094, 11536, 14420, 20188, 24571, 25235, 28840, 40376, 49142, 50470, 57680, 80752, 98284, 100940, 122855, 171997, 196568, 201880, 245710, 343994, 393136, 403760, 491420, 687988, 859985, 982840, 1203979, 1375976, 1719970, 1965680, 2407958, 2530813, 2751952, 3439940, 4815916, 5061626, 6019895, 6879880, 9631832, 10123252, 12039790, 12654065, 13759760, 17715691, 19263664, 20246504, 24079580, 25308130, 35431382, 40493008, 48159160, 50616260, 70862764, 88578455, 96318320, 101232520, 124009837, 141725528, 177156910, 202465040, 248019674, 283451056, 354313820, 496039348, 620049185, 708627640, 992078696, 1240098370, 1417255280, 1984157392, 2480196740, 4960393480, 9920786960]

約数ペア:

[(1, 9920786960), (2, 4960393480), (4, 2480196740), (5, 1984157392), (7, 1417255280), (8, 1240098370), (10, 992078696), (14, 708627640), (16, 620049185), (20, 496039348), (28, 354313820), (35, 283451056), (40, 248019674), (49, 202465040), (56, 177156910), (70, 141725528), (80, 124009837), (98, 101232520), (103, 96318320), (112, 88578455), (140, 70862764), (196, 50616260), (206, 48159160), (245, 40493008), (280, 35431382), (392, 25308130), (412, 24079580), (490, 20246504), (515, 19263664), (560, 17715691), (721, 13759760), (784, 12654065), (824, 12039790), (980, 10123252), (1030, 9631832), (1442, 6879880), (1648, 6019895), (1960, 5061626), (2060, 4815916), (2884, 3439940), (3605, 2751952), (3920, 2530813), (4120, 2407958), (5047, 1965680), (5768, 1719970), (7210, 1375976), (8240, 1203979), (10094, 982840), (11536, 859985), (14420, 687988), (20188, 491420), (24571, 403760), (25235, 393136), (28840, 343994), (40376, 245710), (49142, 201880), (50470, 196568), (57680, 171997), (80752, 122855), (98284, 100940)]