7762640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5107}}^1$

素因数の和:5139

約数の個数: 40

約数和(自身を含む): 19001760

約数和(自身を除く): 11239120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5107, 10214, 20428, 25535, 40856, 51070, 81712, 97033, 102140, 194066, 204280, 388132, 408560, 485165, 776264, 970330, 1552528, 1940660, 3881320, 7762640]

約数ペア:

[(1, 7762640), (2, 3881320), (4, 1940660), (5, 1552528), (8, 970330), (10, 776264), (16, 485165), (19, 408560), (20, 388132), (38, 204280), (40, 194066), (76, 102140), (80, 97033), (95, 81712), (152, 51070), (190, 40856), (304, 25535), (380, 20428), (760, 10214), (1520, 5107)]