388637780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{8053}}^1$

素因数の和:8208

約数の個数: 48

約数和(自身を含む): 865966080

約数和(自身を除く): 477328300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 508, 635, 1270, 2413, 2540, 4826, 8053, 9652, 12065, 16106, 24130, 32212, 40265, 48260, 80530, 153007, 161060, 306014, 612028, 765035, 1022731, 1530070, 2045462, 3060140, 4090924, 5113655, 10227310, 19431889, 20454620, 38863778, 77727556, 97159445, 194318890, 388637780]

約数ペア:

[(1, 388637780), (2, 194318890), (4, 97159445), (5, 77727556), (10, 38863778), (19, 20454620), (20, 19431889), (38, 10227310), (76, 5113655), (95, 4090924), (127, 3060140), (190, 2045462), (254, 1530070), (380, 1022731), (508, 765035), (635, 612028), (1270, 306014), (2413, 161060), (2540, 153007), (4826, 80530), (8053, 48260), (9652, 40265), (12065, 32212), (16106, 24130)]