29870140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 65268000

約数和(自身を除く): 35397860

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 292, 365, 410, 499, 730, 820, 998, 1460, 1996, 2495, 2993, 4990, 5986, 9980, 11972, 14965, 20459, 29930, 36427, 40918, 59860, 72854, 81836, 102295, 145708, 182135, 204590, 364270, 409180, 728540, 1493507, 2987014, 5974028, 7467535, 14935070, 29870140]

約数ペア:

[(1, 29870140), (2, 14935070), (4, 7467535), (5, 5974028), (10, 2987014), (20, 1493507), (41, 728540), (73, 409180), (82, 364270), (146, 204590), (164, 182135), (205, 145708), (292, 102295), (365, 81836), (410, 72854), (499, 59860), (730, 40918), (820, 36427), (998, 29930), (1460, 20459), (1996, 14965), (2495, 11972), (2993, 9980), (4990, 5986)]