27688720

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1223}}^1$

素因数の和:1519

約数の個数: 40

約数和(自身を含む): 64656576

約数和(自身を除く): 36967856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1223, 1415, 2264, 2446, 2830, 4528, 4892, 5660, 6115, 9784, 11320, 12230, 19568, 22640, 24460, 48920, 97840, 346109, 692218, 1384436, 1730545, 2768872, 3461090, 5537744, 6922180, 13844360, 27688720]

約数ペア:

[(1, 27688720), (2, 13844360), (4, 6922180), (5, 5537744), (8, 3461090), (10, 2768872), (16, 1730545), (20, 1384436), (40, 692218), (80, 346109), (283, 97840), (566, 48920), (1132, 24460), (1223, 22640), (1415, 19568), (2264, 12230), (2446, 11320), (2830, 9784), (4528, 6115), (4892, 5660)]