20090979590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{10453}}^1$

素因数の和:10745

約数の個数: 64

約数和(自身を含む): 40076119872

約数和(自身を除く): 19985140282

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 173, 202, 346, 505, 865, 1010, 1111, 1730, 1903, 2222, 3806, 5555, 9515, 10453, 11110, 17473, 19030, 20906, 34946, 52265, 87365, 104530, 114983, 174730, 192203, 229966, 384406, 574915, 961015, 1055753, 1149830, 1808369, 1922030, 2111506, 3616738, 5278765, 9041845, 10557530, 11613283, 18083690, 19892059, 23226566, 39784118, 58066415, 99460295, 116132830, 182645269, 198920590, 365290538, 913226345, 1826452690, 2009097959, 4018195918, 10045489795, 20090979590]

約数ペア:

[(1, 20090979590), (2, 10045489795), (5, 4018195918), (10, 2009097959), (11, 1826452690), (22, 913226345), (55, 365290538), (101, 198920590), (110, 182645269), (173, 116132830), (202, 99460295), (346, 58066415), (505, 39784118), (865, 23226566), (1010, 19892059), (1111, 18083690), (1730, 11613283), (1903, 10557530), (2222, 9041845), (3806, 5278765), (5555, 3616738), (9515, 2111506), (10453, 1922030), (11110, 1808369), (17473, 1149830), (19030, 1055753), (20906, 961015), (34946, 574915), (52265, 384406), (87365, 229966), (104530, 192203), (114983, 174730)]