20163368480

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{141121}}^1$

素因数の和:141202

約数の個数: 96

約数和(自身を含む): 51210351360

約数和(自身を除く): 31046982880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 76, 80, 94, 95, 152, 160, 188, 190, 235, 304, 376, 380, 470, 608, 752, 760, 893, 940, 1504, 1520, 1786, 1880, 3040, 3572, 3760, 4465, 7144, 7520, 8930, 14288, 17860, 28576, 35720, 71440, 141121, 142880, 282242, 564484, 705605, 1128968, 1411210, 2257936, 2681299, 2822420, 4515872, 5362598, 5644840, 6632687, 10725196, 11289680, 13265374, 13406495, 21450392, 22579360, 26530748, 26812990, 33163435, 42900784, 53061496, 53625980, 66326870, 85801568, 106122992, 107251960, 126021053, 132653740, 212245984, 214503920, 252042106, 265307480, 429007840, 504084212, 530614960, 630105265, 1008168424, 1061229920, 1260210530, 2016336848, 2520421060, 4032673696, 5040842120, 10081684240, 20163368480]

約数ペア:

[(1, 20163368480), (2, 10081684240), (4, 5040842120), (5, 4032673696), (8, 2520421060), (10, 2016336848), (16, 1260210530), (19, 1061229920), (20, 1008168424), (32, 630105265), (38, 530614960), (40, 504084212), (47, 429007840), (76, 265307480), (80, 252042106), (94, 214503920), (95, 212245984), (152, 132653740), (160, 126021053), (188, 107251960), (190, 106122992), (235, 85801568), (304, 66326870), (376, 53625980), (380, 53061496), (470, 42900784), (608, 33163435), (752, 26812990), (760, 26530748), (893, 22579360), (940, 21450392), (1504, 13406495), (1520, 13265374), (1786, 11289680), (1880, 10725196), (3040, 6632687), (3572, 5644840), (3760, 5362598), (4465, 4515872), (7144, 2822420), (7520, 2681299), (8930, 2257936), (14288, 1411210), (17860, 1128968), (28576, 705605), (35720, 564484), (71440, 282242), (141121, 142880)]