7272440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1404

約数の個数: 64

約数和(自身を含む): 19699200

約数和(自身を除く): 12426760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 1367, 2660, 2734, 5320, 5468, 6835, 9569, 10936, 13670, 19138, 25973, 27340, 38276, 47845, 51946, 54680, 76552, 95690, 103892, 129865, 181811, 191380, 207784, 259730, 363622, 382760, 519460, 727244, 909055, 1038920, 1454488, 1818110, 3636220, 7272440]

約数ペア:

[(1, 7272440), (2, 3636220), (4, 1818110), (5, 1454488), (7, 1038920), (8, 909055), (10, 727244), (14, 519460), (19, 382760), (20, 363622), (28, 259730), (35, 207784), (38, 191380), (40, 181811), (56, 129865), (70, 103892), (76, 95690), (95, 76552), (133, 54680), (140, 51946), (152, 47845), (190, 38276), (266, 27340), (280, 25973), (380, 19138), (532, 13670), (665, 10936), (760, 9569), (1064, 6835), (1330, 5468), (1367, 5320), (2660, 2734)]