239540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 604800

約数和(自身を除く): 365260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 59, 70, 116, 118, 140, 145, 203, 236, 290, 295, 406, 413, 580, 590, 812, 826, 1015, 1180, 1652, 1711, 2030, 2065, 3422, 4060, 4130, 6844, 8260, 8555, 11977, 17110, 23954, 34220, 47908, 59885, 119770, 239540]

約数ペア:

[(1, 239540), (2, 119770), (4, 59885), (5, 47908), (7, 34220), (10, 23954), (14, 17110), (20, 11977), (28, 8555), (29, 8260), (35, 6844), (58, 4130), (59, 4060), (70, 3422), (116, 2065), (118, 2030), (140, 1711), (145, 1652), (203, 1180), (236, 1015), (290, 826), (295, 812), (406, 590), (413, 580)]