26287320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{499}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 79200000

約数和(自身を除く): 52912680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 499, 878, 998, 1317, 1497, 1756, 1996, 2195, 2495, 2634, 2994, 3512, 3992, 4390, 4990, 5268, 5988, 6585, 7485, 8780, 9980, 10536, 11976, 13170, 14970, 17560, 19960, 26340, 29940, 52680, 59880, 219061, 438122, 657183, 876244, 1095305, 1314366, 1752488, 2190610, 2628732, 3285915, 4381220, 5257464, 6571830, 8762440, 13143660, 26287320]

約数ペア:

[(1, 26287320), (2, 13143660), (3, 8762440), (4, 6571830), (5, 5257464), (6, 4381220), (8, 3285915), (10, 2628732), (12, 2190610), (15, 1752488), (20, 1314366), (24, 1095305), (30, 876244), (40, 657183), (60, 438122), (120, 219061), (439, 59880), (499, 52680), (878, 29940), (998, 26340), (1317, 19960), (1497, 17560), (1756, 14970), (1996, 13170), (2195, 11976), (2495, 10536), (2634, 9980), (2994, 8780), (3512, 7485), (3992, 6585), (4390, 5988), (4990, 5268)]