2857747760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{5103121}}^1$

素因数の和:5103141

約数の個数: 40

約数和(自身を含む): 7593445536

約数和(自身を除く): 4735697776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 5103121, 10206242, 20412484, 25515605, 35721847, 40824968, 51031210, 71443694, 81649936, 102062420, 142887388, 178609235, 204124840, 285774776, 357218470, 408249680, 571549552, 714436940, 1428873880, 2857747760]

約数ペア:

[(1, 2857747760), (2, 1428873880), (4, 714436940), (5, 571549552), (7, 408249680), (8, 357218470), (10, 285774776), (14, 204124840), (16, 178609235), (20, 142887388), (28, 102062420), (35, 81649936), (40, 71443694), (56, 51031210), (70, 40824968), (80, 35721847), (112, 25515605), (140, 20412484), (280, 10206242), (560, 5103121)]