26992720

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4271}}^1$

素因数の和:4363

約数の個数: 40

約数和(自身を含む): 63567360

約数和(自身を除く): 36574640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 4271, 6320, 8542, 17084, 21355, 34168, 42710, 68336, 85420, 170840, 337409, 341680, 674818, 1349636, 1687045, 2699272, 3374090, 5398544, 6748180, 13496360, 26992720]

約数ペア:

[(1, 26992720), (2, 13496360), (4, 6748180), (5, 5398544), (8, 3374090), (10, 2699272), (16, 1687045), (20, 1349636), (40, 674818), (79, 341680), (80, 337409), (158, 170840), (316, 85420), (395, 68336), (632, 42710), (790, 34168), (1264, 21355), (1580, 17084), (3160, 8542), (4271, 6320)]