2921890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 32

約数和(自身を含む): 5540400

約数和(自身を除く): 2618510

約数列:

[1, 2, 5, 10, 37, 53, 74, 106, 149, 185, 265, 298, 370, 530, 745, 1490, 1961, 3922, 5513, 7897, 9805, 11026, 15794, 19610, 27565, 39485, 55130, 78970, 292189, 584378, 1460945, 2921890]

約数ペア:

[(1, 2921890), (2, 1460945), (5, 584378), (10, 292189), (37, 78970), (53, 55130), (74, 39485), (106, 27565), (149, 19610), (185, 15794), (265, 11026), (298, 9805), (370, 7897), (530, 5513), (745, 3922), (1490, 1961)]