2149504520

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{910807}}^1$

素因数の和:910877

約数の個数: 32

約数和(自身を含む): 4918363200

約数和(自身を除く): 2768858680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 910807, 1821614, 3643228, 4554035, 7286456, 9108070, 18216140, 36432280, 53737613, 107475226, 214950452, 268688065, 429900904, 537376130, 1074752260, 2149504520]

約数ペア:

[(1, 2149504520), (2, 1074752260), (4, 537376130), (5, 429900904), (8, 268688065), (10, 214950452), (20, 107475226), (40, 53737613), (59, 36432280), (118, 18216140), (236, 9108070), (295, 7286456), (472, 4554035), (590, 3643228), (1180, 1821614), (2360, 910807)]