8042870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:86

約数の個数: 72

約数和(自身を含む): 17638992

約数和(自身を除く): 9596122

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 34, 46, 55, 85, 110, 115, 121, 170, 187, 230, 242, 253, 289, 374, 391, 506, 578, 605, 782, 935, 1210, 1265, 1445, 1870, 1955, 2057, 2530, 2783, 2890, 3179, 3910, 4114, 4301, 5566, 6358, 6647, 8602, 10285, 13294, 13915, 15895, 20570, 21505, 27830, 31790, 33235, 34969, 43010, 47311, 66470, 69938, 73117, 94622, 146234, 174845, 236555, 349690, 365585, 473110, 731170, 804287, 1608574, 4021435, 8042870]

約数ペア:

[(1, 8042870), (2, 4021435), (5, 1608574), (10, 804287), (11, 731170), (17, 473110), (22, 365585), (23, 349690), (34, 236555), (46, 174845), (55, 146234), (85, 94622), (110, 73117), (115, 69938), (121, 66470), (170, 47311), (187, 43010), (230, 34969), (242, 33235), (253, 31790), (289, 27830), (374, 21505), (391, 20570), (506, 15895), (578, 13915), (605, 13294), (782, 10285), (935, 8602), (1210, 6647), (1265, 6358), (1445, 5566), (1870, 4301), (1955, 4114), (2057, 3910), (2530, 3179), (2783, 2890)]