2087178520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{4049}}^1$

素因数の和:4337

約数の個数: 96

約数和(自身を含む): 5484996000

約数和(自身を除く): 3397817480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 263, 280, 392, 490, 526, 980, 1052, 1315, 1841, 1960, 2104, 2630, 3682, 4049, 5260, 7364, 8098, 9205, 10520, 12887, 14728, 16196, 18410, 20245, 25774, 28343, 32392, 36820, 40490, 51548, 56686, 64435, 73640, 80980, 103096, 113372, 128870, 141715, 161960, 198401, 226744, 257740, 283430, 396802, 515480, 566860, 793604, 992005, 1064887, 1133720, 1587208, 1984010, 2129774, 3968020, 4259548, 5324435, 7454209, 7936040, 8519096, 10648870, 14908418, 21297740, 29816836, 37271045, 42595480, 52179463, 59633672, 74542090, 104358926, 149084180, 208717852, 260897315, 298168360, 417435704, 521794630, 1043589260, 2087178520]

約数ペア:

[(1, 2087178520), (2, 1043589260), (4, 521794630), (5, 417435704), (7, 298168360), (8, 260897315), (10, 208717852), (14, 149084180), (20, 104358926), (28, 74542090), (35, 59633672), (40, 52179463), (49, 42595480), (56, 37271045), (70, 29816836), (98, 21297740), (140, 14908418), (196, 10648870), (245, 8519096), (263, 7936040), (280, 7454209), (392, 5324435), (490, 4259548), (526, 3968020), (980, 2129774), (1052, 1984010), (1315, 1587208), (1841, 1133720), (1960, 1064887), (2104, 992005), (2630, 793604), (3682, 566860), (4049, 515480), (5260, 396802), (7364, 283430), (8098, 257740), (9205, 226744), (10520, 198401), (12887, 161960), (14728, 141715), (16196, 128870), (18410, 113372), (20245, 103096), (25774, 80980), (28343, 73640), (32392, 64435), (36820, 56686), (40490, 51548)]