13315580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 29930880

約数和(自身を除く): 16615300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 523, 670, 1046, 1273, 1340, 2092, 2546, 2615, 5092, 5230, 6365, 9937, 10460, 12730, 19874, 25460, 35041, 39748, 49685, 70082, 99370, 140164, 175205, 198740, 350410, 665779, 700820, 1331558, 2663116, 3328895, 6657790, 13315580]

約数ペア:

[(1, 13315580), (2, 6657790), (4, 3328895), (5, 2663116), (10, 1331558), (19, 700820), (20, 665779), (38, 350410), (67, 198740), (76, 175205), (95, 140164), (134, 99370), (190, 70082), (268, 49685), (335, 39748), (380, 35041), (523, 25460), (670, 19874), (1046, 12730), (1273, 10460), (1340, 9937), (2092, 6365), (2546, 5230), (2615, 5092)]