11985780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5399}}^1$

素因数の和:5448

約数の個数: 48

約数和(自身を含む): 34473600

約数和(自身を除く): 22487820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 5399, 10798, 16197, 21596, 26995, 32394, 53990, 64788, 80985, 107980, 161970, 199763, 323940, 399526, 599289, 799052, 998815, 1198578, 1997630, 2397156, 2996445, 3995260, 5992890, 11985780]

約数ペア:

[(1, 11985780), (2, 5992890), (3, 3995260), (4, 2996445), (5, 2397156), (6, 1997630), (10, 1198578), (12, 998815), (15, 799052), (20, 599289), (30, 399526), (37, 323940), (60, 199763), (74, 161970), (111, 107980), (148, 80985), (185, 64788), (222, 53990), (370, 32394), (444, 26995), (555, 21596), (740, 16197), (1110, 10798), (2220, 5399)]