490996880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{5417}}^1$

素因数の和:5544

約数の個数: 80

約数和(自身を含む): 1257669504

約数和(自身を除く): 766672624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 176, 206, 220, 412, 440, 515, 824, 880, 1030, 1133, 1648, 2060, 2266, 4120, 4532, 5417, 5665, 8240, 9064, 10834, 11330, 18128, 21668, 22660, 27085, 43336, 45320, 54170, 59587, 86672, 90640, 108340, 119174, 216680, 238348, 297935, 433360, 476696, 557951, 595870, 953392, 1115902, 1191740, 2231804, 2383480, 2789755, 4463608, 4766960, 5579510, 6137461, 8927216, 11159020, 12274922, 22318040, 24549844, 30687305, 44636080, 49099688, 61374610, 98199376, 122749220, 245498440, 490996880]

約数ペア:

[(1, 490996880), (2, 245498440), (4, 122749220), (5, 98199376), (8, 61374610), (10, 49099688), (11, 44636080), (16, 30687305), (20, 24549844), (22, 22318040), (40, 12274922), (44, 11159020), (55, 8927216), (80, 6137461), (88, 5579510), (103, 4766960), (110, 4463608), (176, 2789755), (206, 2383480), (220, 2231804), (412, 1191740), (440, 1115902), (515, 953392), (824, 595870), (880, 557951), (1030, 476696), (1133, 433360), (1648, 297935), (2060, 238348), (2266, 216680), (4120, 119174), (4532, 108340), (5417, 90640), (5665, 86672), (8240, 59587), (9064, 54170), (10834, 45320), (11330, 43336), (18128, 27085), (21668, 22660)]