388220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 967680

約数和(自身を除く): 579460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 59, 70, 94, 118, 140, 188, 235, 236, 295, 329, 413, 470, 590, 658, 826, 940, 1180, 1316, 1645, 1652, 2065, 2773, 3290, 4130, 5546, 6580, 8260, 11092, 13865, 19411, 27730, 38822, 55460, 77644, 97055, 194110, 388220]

約数ペア:

[(1, 388220), (2, 194110), (4, 97055), (5, 77644), (7, 55460), (10, 38822), (14, 27730), (20, 19411), (28, 13865), (35, 11092), (47, 8260), (59, 6580), (70, 5546), (94, 4130), (118, 3290), (140, 2773), (188, 2065), (235, 1652), (236, 1645), (295, 1316), (329, 1180), (413, 940), (470, 826), (590, 658)]