8241440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2711}}^1$

素因数の和:2745

約数の個数: 48

約数和(自身を含む): 20502720

約数和(自身を除く): 12261280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 2711, 3040, 5422, 10844, 13555, 21688, 27110, 43376, 51509, 54220, 86752, 103018, 108440, 206036, 216880, 257545, 412072, 433760, 515090, 824144, 1030180, 1648288, 2060360, 4120720, 8241440]

約数ペア:

[(1, 8241440), (2, 4120720), (4, 2060360), (5, 1648288), (8, 1030180), (10, 824144), (16, 515090), (19, 433760), (20, 412072), (32, 257545), (38, 216880), (40, 206036), (76, 108440), (80, 103018), (95, 86752), (152, 54220), (160, 51509), (190, 43376), (304, 27110), (380, 21688), (608, 13555), (760, 10844), (1520, 5422), (2711, 3040)]