13278560

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2243}}^1$

素因数の和:2295

約数の個数: 48

約数和(自身を含む): 32232816

約数和(自身を除く): 18954256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2243, 2960, 4486, 5920, 8972, 11215, 17944, 22430, 35888, 44860, 71776, 82991, 89720, 165982, 179440, 331964, 358880, 414955, 663928, 829910, 1327856, 1659820, 2655712, 3319640, 6639280, 13278560]

約数ペア:

[(1, 13278560), (2, 6639280), (4, 3319640), (5, 2655712), (8, 1659820), (10, 1327856), (16, 829910), (20, 663928), (32, 414955), (37, 358880), (40, 331964), (74, 179440), (80, 165982), (148, 89720), (160, 82991), (185, 71776), (296, 44860), (370, 35888), (592, 22430), (740, 17944), (1184, 11215), (1480, 8972), (2243, 5920), (2960, 4486)]