20165735240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{59669}}^1$

素因数の和:59775

約数の個数: 128

約数和(自身を含む): 55679270400

約数和(自身を除く): 35513535160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 71, 85, 119, 136, 140, 142, 170, 238, 280, 284, 340, 355, 476, 497, 568, 595, 680, 710, 952, 994, 1190, 1207, 1420, 1988, 2380, 2414, 2485, 2840, 3976, 4760, 4828, 4970, 6035, 8449, 9656, 9940, 12070, 16898, 19880, 24140, 33796, 42245, 48280, 59669, 67592, 84490, 119338, 168980, 238676, 298345, 337960, 417683, 477352, 596690, 835366, 1014373, 1193380, 1670732, 2028746, 2088415, 2386760, 3341464, 4057492, 4176830, 4236499, 5071865, 7100611, 8114984, 8353660, 8472998, 10143730, 14201222, 16707320, 16945996, 20287460, 21182495, 28402444, 29655493, 33891992, 35503055, 40574920, 42364990, 56804888, 59310986, 71006110, 72020483, 84729980, 118621972, 142012220, 144040966, 148277465, 169459960, 237243944, 284024440, 288081932, 296554930, 360102415, 504143381, 576163864, 593109860, 720204830, 1008286762, 1186219720, 1440409660, 2016573524, 2520716905, 2880819320, 4033147048, 5041433810, 10082867620, 20165735240]

約数ペア:

[(1, 20165735240), (2, 10082867620), (4, 5041433810), (5, 4033147048), (7, 2880819320), (8, 2520716905), (10, 2016573524), (14, 1440409660), (17, 1186219720), (20, 1008286762), (28, 720204830), (34, 593109860), (35, 576163864), (40, 504143381), (56, 360102415), (68, 296554930), (70, 288081932), (71, 284024440), (85, 237243944), (119, 169459960), (136, 148277465), (140, 144040966), (142, 142012220), (170, 118621972), (238, 84729980), (280, 72020483), (284, 71006110), (340, 59310986), (355, 56804888), (476, 42364990), (497, 40574920), (568, 35503055), (595, 33891992), (680, 29655493), (710, 28402444), (952, 21182495), (994, 20287460), (1190, 16945996), (1207, 16707320), (1420, 14201222), (1988, 10143730), (2380, 8472998), (2414, 8353660), (2485, 8114984), (2840, 7100611), (3976, 5071865), (4760, 4236499), (4828, 4176830), (4970, 4057492), (6035, 3341464), (8449, 2386760), (9656, 2088415), (9940, 2028746), (12070, 1670732), (16898, 1193380), (19880, 1014373), (24140, 835366), (33796, 596690), (42245, 477352), (48280, 417683), (59669, 337960), (67592, 298345), (84490, 238676), (119338, 168980)]