20150500040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1065037}}^1$

素因数の和:1065102

約数の個数: 64

約数和(自身を含む): 50610605760

約数和(自身を除く): 30460105720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 18920, 1065037, 2130074, 4260148, 5325185, 8520296, 10650370, 11715407, 21300740, 23430814, 42601480, 45796591, 46861628, 58577035, 91593182, 93723256, 117154070, 183186364, 228982955, 234308140, 366372728, 457965910, 468616280, 503762501, 915931820, 1007525002, 1831863640, 2015050004, 2518812505, 4030100008, 5037625010, 10075250020, 20150500040]

約数ペア:

[(1, 20150500040), (2, 10075250020), (4, 5037625010), (5, 4030100008), (8, 2518812505), (10, 2015050004), (11, 1831863640), (20, 1007525002), (22, 915931820), (40, 503762501), (43, 468616280), (44, 457965910), (55, 366372728), (86, 234308140), (88, 228982955), (110, 183186364), (172, 117154070), (215, 93723256), (220, 91593182), (344, 58577035), (430, 46861628), (440, 45796591), (473, 42601480), (860, 23430814), (946, 21300740), (1720, 11715407), (1892, 10650370), (2365, 8520296), (3784, 5325185), (4730, 4260148), (9460, 2130074), (18920, 1065037)]