26428360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2551}}^1$

素因数の和:2606

約数の個数: 64

約数和(自身を含む): 69822720

約数和(自身を除く): 43394360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2551, 2590, 5102, 5180, 10204, 10360, 12755, 17857, 20408, 25510, 35714, 51020, 71428, 89285, 94387, 102040, 142856, 178570, 188774, 357140, 377548, 471935, 660709, 714280, 755096, 943870, 1321418, 1887740, 2642836, 3303545, 3775480, 5285672, 6607090, 13214180, 26428360]

約数ペア:

[(1, 26428360), (2, 13214180), (4, 6607090), (5, 5285672), (7, 3775480), (8, 3303545), (10, 2642836), (14, 1887740), (20, 1321418), (28, 943870), (35, 755096), (37, 714280), (40, 660709), (56, 471935), (70, 377548), (74, 357140), (140, 188774), (148, 178570), (185, 142856), (259, 102040), (280, 94387), (296, 89285), (370, 71428), (518, 51020), (740, 35714), (1036, 25510), (1295, 20408), (1480, 17857), (2072, 12755), (2551, 10360), (2590, 10204), (5102, 5180)]