1668520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 4406400

約数和(自身を除く): 2737880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 101, 118, 140, 202, 236, 280, 295, 404, 413, 472, 505, 590, 707, 808, 826, 1010, 1180, 1414, 1652, 2020, 2065, 2360, 2828, 3304, 3535, 4040, 4130, 5656, 5959, 7070, 8260, 11918, 14140, 16520, 23836, 28280, 29795, 41713, 47672, 59590, 83426, 119180, 166852, 208565, 238360, 333704, 417130, 834260, 1668520]

約数ペア:

[(1, 1668520), (2, 834260), (4, 417130), (5, 333704), (7, 238360), (8, 208565), (10, 166852), (14, 119180), (20, 83426), (28, 59590), (35, 47672), (40, 41713), (56, 29795), (59, 28280), (70, 23836), (101, 16520), (118, 14140), (140, 11918), (202, 8260), (236, 7070), (280, 5959), (295, 5656), (404, 4130), (413, 4040), (472, 3535), (505, 3304), (590, 2828), (707, 2360), (808, 2065), (826, 2020), (1010, 1652), (1180, 1414)]