1520450120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1741}}^1\times {\mathrm{3119}}^1$

素因数の和:4878

約数の個数: 64

約数和(自身を含む): 3913228800

約数和(自身を除く): 2392778680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1741, 3119, 3482, 6238, 6964, 8705, 12187, 12476, 13928, 15595, 17410, 21833, 24374, 24952, 31190, 34820, 43666, 48748, 60935, 62380, 69640, 87332, 97496, 109165, 121870, 124760, 174664, 218330, 243740, 436660, 487480, 873320, 5430179, 10860358, 21720716, 27150895, 38011253, 43441432, 54301790, 76022506, 108603580, 152045012, 190056265, 217207160, 304090024, 380112530, 760225060, 1520450120]

約数ペア:

[(1, 1520450120), (2, 760225060), (4, 380112530), (5, 304090024), (7, 217207160), (8, 190056265), (10, 152045012), (14, 108603580), (20, 76022506), (28, 54301790), (35, 43441432), (40, 38011253), (56, 27150895), (70, 21720716), (140, 10860358), (280, 5430179), (1741, 873320), (3119, 487480), (3482, 436660), (6238, 243740), (6964, 218330), (8705, 174664), (12187, 124760), (12476, 121870), (13928, 109165), (15595, 97496), (17410, 87332), (21833, 69640), (24374, 62380), (24952, 60935), (31190, 48748), (34820, 43666)]