1840528060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{19889}}^1$

素因数の和:20566

約数の個数: 48

約数和(自身を含む): 4424172480

約数和(自身を除く): 2583644420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 661, 1322, 2644, 3305, 4627, 6610, 9254, 13220, 18508, 19889, 23135, 39778, 46270, 79556, 92540, 99445, 139223, 198890, 278446, 397780, 556892, 696115, 1392230, 2784460, 13146629, 26293258, 52586516, 65733145, 92026403, 131466290, 184052806, 262932580, 368105612, 460132015, 920264030, 1840528060]

約数ペア:

[(1, 1840528060), (2, 920264030), (4, 460132015), (5, 368105612), (7, 262932580), (10, 184052806), (14, 131466290), (20, 92026403), (28, 65733145), (35, 52586516), (70, 26293258), (140, 13146629), (661, 2784460), (1322, 1392230), (2644, 696115), (3305, 556892), (4627, 397780), (6610, 278446), (9254, 198890), (13220, 139223), (18508, 99445), (19889, 92540), (23135, 79556), (39778, 46270)]