2020415060

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1\times {\mathrm{907}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 4285876224

約数和(自身を除く): 2265461164

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 877, 907, 1270, 1754, 1814, 2540, 3508, 3628, 4385, 4535, 8770, 9070, 17540, 18140, 111379, 115189, 222758, 230378, 445516, 460756, 556895, 575945, 795439, 1113790, 1151890, 1590878, 2227580, 2303780, 3181756, 3977195, 7954390, 15908780, 101020753, 202041506, 404083012, 505103765, 1010207530, 2020415060]

約数ペア:

[(1, 2020415060), (2, 1010207530), (4, 505103765), (5, 404083012), (10, 202041506), (20, 101020753), (127, 15908780), (254, 7954390), (508, 3977195), (635, 3181756), (877, 2303780), (907, 2227580), (1270, 1590878), (1754, 1151890), (1814, 1113790), (2540, 795439), (3508, 575945), (3628, 556895), (4385, 460756), (4535, 445516), (8770, 230378), (9070, 222758), (17540, 115189), (18140, 111379)]