15071120

素因数分解:

$2^4\times 5^1\times {\mathrm{188389}}^1$

素因数の和:188402

約数の個数: 20

約数和(自身を含む): 35040540

約数和(自身を除く): 19969420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 188389, 376778, 753556, 941945, 1507112, 1883890, 3014224, 3767780, 7535560, 15071120]

約数ペア:

[(1, 15071120), (2, 7535560), (4, 3767780), (5, 3014224), (8, 1883890), (10, 1507112), (16, 941945), (20, 753556), (40, 376778), (80, 188389)]