1520298910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{827}}^1$

素因数の和:1105

約数の個数: 64

約数和(自身を含む): 3004646400

約数和(自身を除く): 1484347490

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 179, 358, 395, 790, 827, 895, 1027, 1654, 1790, 2054, 2327, 4135, 4654, 5135, 8270, 10270, 10751, 11635, 14141, 21502, 23270, 28282, 53755, 65333, 70705, 107510, 130666, 141410, 148033, 183833, 296066, 326665, 367666, 653330, 740165, 849329, 919165, 1480330, 1698658, 1838330, 1924429, 3848858, 4246645, 8493290, 9622145, 11694607, 19244290, 23389214, 58473035, 116946070, 152029891, 304059782, 760149455, 1520298910]

約数ペア:

[(1, 1520298910), (2, 760149455), (5, 304059782), (10, 152029891), (13, 116946070), (26, 58473035), (65, 23389214), (79, 19244290), (130, 11694607), (158, 9622145), (179, 8493290), (358, 4246645), (395, 3848858), (790, 1924429), (827, 1838330), (895, 1698658), (1027, 1480330), (1654, 919165), (1790, 849329), (2054, 740165), (2327, 653330), (4135, 367666), (4654, 326665), (5135, 296066), (8270, 183833), (10270, 148033), (10751, 141410), (11635, 130666), (14141, 107510), (21502, 70705), (23270, 65333), (28282, 53755)]