23655020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 51179520

約数和(自身を除く): 27524500

約数列:

[1, 2, 4, 5, 10, 20, 67, 127, 134, 139, 254, 268, 278, 335, 508, 556, 635, 670, 695, 1270, 1340, 1390, 2540, 2780, 8509, 9313, 17018, 17653, 18626, 34036, 35306, 37252, 42545, 46565, 70612, 85090, 88265, 93130, 170180, 176530, 186260, 353060, 1182751, 2365502, 4731004, 5913755, 11827510, 23655020]

約数ペア:

[(1, 23655020), (2, 11827510), (4, 5913755), (5, 4731004), (10, 2365502), (20, 1182751), (67, 353060), (127, 186260), (134, 176530), (139, 170180), (254, 93130), (268, 88265), (278, 85090), (335, 70612), (508, 46565), (556, 42545), (635, 37252), (670, 35306), (695, 34036), (1270, 18626), (1340, 17653), (1390, 17018), (2540, 9313), (2780, 8509)]