12288520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 16741880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 59, 82, 118, 127, 164, 205, 236, 254, 295, 328, 410, 472, 508, 590, 635, 820, 1016, 1180, 1270, 1640, 2360, 2419, 2540, 4838, 5080, 5207, 7493, 9676, 10414, 12095, 14986, 19352, 20828, 24190, 26035, 29972, 37465, 41656, 48380, 52070, 59944, 74930, 96760, 104140, 149860, 208280, 299720, 307213, 614426, 1228852, 1536065, 2457704, 3072130, 6144260, 12288520]

約数ペア:

[(1, 12288520), (2, 6144260), (4, 3072130), (5, 2457704), (8, 1536065), (10, 1228852), (20, 614426), (40, 307213), (41, 299720), (59, 208280), (82, 149860), (118, 104140), (127, 96760), (164, 74930), (205, 59944), (236, 52070), (254, 48380), (295, 41656), (328, 37465), (410, 29972), (472, 26035), (508, 24190), (590, 20828), (635, 19352), (820, 14986), (1016, 12095), (1180, 10414), (1270, 9676), (1640, 7493), (2360, 5207), (2419, 5080), (2540, 4838)]