202249640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1993}}^1$

素因数の和:2106

約数の個数: 64

約数和(自身を含む): 473774400

約数和(自身を除く): 271524760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 86, 118, 172, 215, 236, 295, 344, 430, 472, 590, 860, 1180, 1720, 1993, 2360, 2537, 3986, 5074, 7972, 9965, 10148, 12685, 15944, 19930, 20296, 25370, 39860, 50740, 79720, 85699, 101480, 117587, 171398, 235174, 342796, 428495, 470348, 587935, 685592, 856990, 940696, 1175870, 1713980, 2351740, 3427960, 4703480, 5056241, 10112482, 20224964, 25281205, 40449928, 50562410, 101124820, 202249640]

約数ペア:

[(1, 202249640), (2, 101124820), (4, 50562410), (5, 40449928), (8, 25281205), (10, 20224964), (20, 10112482), (40, 5056241), (43, 4703480), (59, 3427960), (86, 2351740), (118, 1713980), (172, 1175870), (215, 940696), (236, 856990), (295, 685592), (344, 587935), (430, 470348), (472, 428495), (590, 342796), (860, 235174), (1180, 171398), (1720, 117587), (1993, 101480), (2360, 85699), (2537, 79720), (3986, 50740), (5074, 39860), (7972, 25370), (9965, 20296), (10148, 19930), (12685, 15944)]