194580040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1801}}^1$

素因数の和:1922

約数の個数: 64

約数和(自身を含む): 456050160

約数和(自身を除く): 261470120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 185, 292, 296, 365, 370, 584, 730, 740, 1460, 1480, 1801, 2701, 2920, 3602, 5402, 7204, 9005, 10804, 13505, 14408, 18010, 21608, 27010, 36020, 54020, 66637, 72040, 108040, 131473, 133274, 262946, 266548, 333185, 525892, 533096, 657365, 666370, 1051784, 1314730, 1332740, 2629460, 2665480, 4864501, 5258920, 9729002, 19458004, 24322505, 38916008, 48645010, 97290020, 194580040]

約数ペア:

[(1, 194580040), (2, 97290020), (4, 48645010), (5, 38916008), (8, 24322505), (10, 19458004), (20, 9729002), (37, 5258920), (40, 4864501), (73, 2665480), (74, 2629460), (146, 1332740), (148, 1314730), (185, 1051784), (292, 666370), (296, 657365), (365, 533096), (370, 525892), (584, 333185), (730, 266548), (740, 262946), (1460, 133274), (1480, 131473), (1801, 108040), (2701, 72040), (2920, 66637), (3602, 54020), (5402, 36020), (7204, 27010), (9005, 21608), (10804, 18010), (13505, 14408)]