1520303960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5429657}}^1$

素因数の和:5429675

約数の個数: 32

約数和(自身を含む): 3909353760

約数和(自身を除く): 2389049800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5429657, 10859314, 21718628, 27148285, 38007599, 43437256, 54296570, 76015198, 108593140, 152030396, 190037995, 217186280, 304060792, 380075990, 760151980, 1520303960]

約数ペア:

[(1, 1520303960), (2, 760151980), (4, 380075990), (5, 304060792), (7, 217186280), (8, 190037995), (10, 152030396), (14, 108593140), (20, 76015198), (28, 54296570), (35, 43437256), (40, 38007599), (56, 27148285), (70, 21718628), (140, 10859314), (280, 5429657)]