168272020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{11027}}^1$

素因数の和:11152

約数の個数: 48

約数和(自身を含む): 407594880

約数和(自身を除く): 239322860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 11027, 15260, 22054, 44108, 55135, 77189, 110270, 154378, 220540, 308756, 385945, 771890, 1201943, 1543780, 2403886, 4807772, 6009715, 8413601, 12019430, 16827202, 24038860, 33654404, 42068005, 84136010, 168272020]

約数ペア:

[(1, 168272020), (2, 84136010), (4, 42068005), (5, 33654404), (7, 24038860), (10, 16827202), (14, 12019430), (20, 8413601), (28, 6009715), (35, 4807772), (70, 2403886), (109, 1543780), (140, 1201943), (218, 771890), (436, 385945), (545, 308756), (763, 220540), (1090, 154378), (1526, 110270), (2180, 77189), (3052, 55135), (3815, 44108), (7630, 22054), (11027, 15260)]