7271960

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1327}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 16493760

約数和(自身を除く): 9221800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1327, 1370, 2654, 2740, 5308, 5480, 6635, 10616, 13270, 26540, 53080, 181799, 363598, 727196, 908995, 1454392, 1817990, 3635980, 7271960]

約数ペア:

[(1, 7271960), (2, 3635980), (4, 1817990), (5, 1454392), (8, 908995), (10, 727196), (20, 363598), (40, 181799), (137, 53080), (274, 26540), (548, 13270), (685, 10616), (1096, 6635), (1327, 5480), (1370, 5308), (2654, 2740)]