15693820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 34816320

約数和(自身を除く): 19122500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 313, 436, 460, 545, 626, 1090, 1252, 1565, 2180, 2507, 3130, 5014, 6260, 7199, 10028, 12535, 14398, 25070, 28796, 34117, 35995, 50140, 68234, 71990, 136468, 143980, 170585, 341170, 682340, 784691, 1569382, 3138764, 3923455, 7846910, 15693820]

約数ペア:

[(1, 15693820), (2, 7846910), (4, 3923455), (5, 3138764), (10, 1569382), (20, 784691), (23, 682340), (46, 341170), (92, 170585), (109, 143980), (115, 136468), (218, 71990), (230, 68234), (313, 50140), (436, 35995), (460, 34117), (545, 28796), (626, 25070), (1090, 14398), (1252, 12535), (1565, 10028), (2180, 7199), (2507, 6260), (3130, 5014)]