20076711720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{28663}}^1$

素因数の和:29139

約数の個数: 128

約数和(自身を含む): 65009952000

約数和(自身を除く): 44933240280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 449, 520, 780, 898, 1347, 1560, 1796, 2245, 2694, 3592, 4490, 5388, 5837, 6735, 8980, 10776, 11674, 13470, 17511, 17960, 23348, 26940, 28663, 29185, 35022, 46696, 53880, 57326, 58370, 70044, 85989, 87555, 114652, 116740, 140088, 143315, 171978, 175110, 229304, 233480, 286630, 343956, 350220, 372619, 429945, 573260, 687912, 700440, 745238, 859890, 1117857, 1146520, 1490476, 1719780, 1863095, 2235714, 2980952, 3439560, 3726190, 4471428, 5589285, 7452380, 8942856, 11178570, 12869687, 14904760, 22357140, 25739374, 38609061, 44714280, 51478748, 64348435, 77218122, 102957496, 128696870, 154436244, 167305931, 193045305, 257393740, 308872488, 334611862, 386090610, 501917793, 514787480, 669223724, 772181220, 836529655, 1003835586, 1338447448, 1544362440, 1673059310, 2007671172, 2509588965, 3346118620, 4015342344, 5019177930, 6692237240, 10038355860, 20076711720]

約数ペア:

[(1, 20076711720), (2, 10038355860), (3, 6692237240), (4, 5019177930), (5, 4015342344), (6, 3346118620), (8, 2509588965), (10, 2007671172), (12, 1673059310), (13, 1544362440), (15, 1338447448), (20, 1003835586), (24, 836529655), (26, 772181220), (30, 669223724), (39, 514787480), (40, 501917793), (52, 386090610), (60, 334611862), (65, 308872488), (78, 257393740), (104, 193045305), (120, 167305931), (130, 154436244), (156, 128696870), (195, 102957496), (260, 77218122), (312, 64348435), (390, 51478748), (449, 44714280), (520, 38609061), (780, 25739374), (898, 22357140), (1347, 14904760), (1560, 12869687), (1796, 11178570), (2245, 8942856), (2694, 7452380), (3592, 5589285), (4490, 4471428), (5388, 3726190), (5837, 3439560), (6735, 2980952), (8980, 2235714), (10776, 1863095), (11674, 1719780), (13470, 1490476), (17511, 1146520), (17960, 1117857), (23348, 859890), (26940, 745238), (28663, 700440), (29185, 687912), (35022, 573260), (46696, 429945), (53880, 372619), (57326, 350220), (58370, 343956), (70044, 286630), (85989, 233480), (87555, 229304), (114652, 175110), (116740, 171978), (140088, 143315)]