1207103660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{121439}}^1$

素因数の和:121526

約数の個数: 48

約数和(自身を含む): 2937876480

約数和(自身を除く): 1730772820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 121439, 242878, 485756, 607195, 850073, 1214390, 1700146, 2428780, 3400292, 4250365, 8500730, 8622169, 17001460, 17244338, 34488676, 43110845, 60355183, 86221690, 120710366, 172443380, 241420732, 301775915, 603551830, 1207103660]

約数ペア:

[(1, 1207103660), (2, 603551830), (4, 301775915), (5, 241420732), (7, 172443380), (10, 120710366), (14, 86221690), (20, 60355183), (28, 43110845), (35, 34488676), (70, 17244338), (71, 17001460), (140, 8622169), (142, 8500730), (284, 4250365), (355, 3400292), (497, 2428780), (710, 1700146), (994, 1214390), (1420, 850073), (1988, 607195), (2485, 485756), (4970, 242878), (9940, 121439)]