122759240

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{22079}}^1$

素因数の和:22229

約数の個数: 32

約数和(自身を含む): 278208000

約数和(自身を除く): 155448760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 22079, 44158, 88316, 110395, 176632, 220790, 441580, 883160, 3068981, 6137962, 12275924, 15344905, 24551848, 30689810, 61379620, 122759240]

約数ペア:

[(1, 122759240), (2, 61379620), (4, 30689810), (5, 24551848), (8, 15344905), (10, 12275924), (20, 6137962), (40, 3068981), (139, 883160), (278, 441580), (556, 220790), (695, 176632), (1112, 110395), (1390, 88316), (2780, 44158), (5560, 22079)]