2021868940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1110917}}^1$

素因数の和:1110946

約数の個数: 48

約数和(自身を含む): 5225758272

約数和(自身を除く): 3203889332

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1110917, 2221834, 4443668, 5554585, 7776419, 11109170, 14441921, 15552838, 22218340, 28883842, 31105676, 38882095, 57767684, 72209605, 77764190, 101093447, 144419210, 155528380, 202186894, 288838420, 404373788, 505467235, 1010934470, 2021868940]

約数ペア:

[(1, 2021868940), (2, 1010934470), (4, 505467235), (5, 404373788), (7, 288838420), (10, 202186894), (13, 155528380), (14, 144419210), (20, 101093447), (26, 77764190), (28, 72209605), (35, 57767684), (52, 38882095), (65, 31105676), (70, 28883842), (91, 22218340), (130, 15552838), (140, 14441921), (182, 11109170), (260, 7776419), (364, 5554585), (455, 4443668), (910, 2221834), (1820, 1110917)]