15680680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5851}}^1$

素因数の和:5929

約数の個数: 32

約数和(自身を含む): 35814240

約数和(自身を除く): 20133560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 5851, 11702, 23404, 29255, 46808, 58510, 117020, 234040, 392017, 784034, 1568068, 1960085, 3136136, 3920170, 7840340, 15680680]

約数ペア:

[(1, 15680680), (2, 7840340), (4, 3920170), (5, 3136136), (8, 1960085), (10, 1568068), (20, 784034), (40, 392017), (67, 234040), (134, 117020), (268, 58510), (335, 46808), (536, 29255), (670, 23404), (1340, 11702), (2680, 5851)]