7655480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1439}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 20736000

約数和(自身を除く): 13080520

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, 1439, 2660, 2878, 5320, 5756, 7195, 10073, 11512, 14390, 20146, 27341, 28780, 40292, 50365, 54682, 57560, 80584, 100730, 109364, 136705, 191387, 201460, 218728, 273410, 382774, 402920, 546820, 765548, 956935, 1093640, 1531096, 1913870, 3827740, 7655480]

約数ペア:

[(1, 7655480), (2, 3827740), (4, 1913870), (5, 1531096), (7, 1093640), (8, 956935), (10, 765548), (14, 546820), (19, 402920), (20, 382774), (28, 273410), (35, 218728), (38, 201460), (40, 191387), (56, 136705), (70, 109364), (76, 100730), (95, 80584), (133, 57560), (140, 54682), (152, 50365), (190, 40292), (266, 28780), (280, 27341), (380, 20146), (532, 14390), (665, 11512), (760, 10073), (1064, 7195), (1330, 5756), (1439, 5320), (2660, 2878)]