24708520

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1109}}^1$

素因数の和:1677

約数の個数: 32

約数和(自身を含む): 55744200

約数和(自身を除く): 31035680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1109, 1114, 2218, 2228, 2785, 4436, 4456, 5545, 5570, 8872, 11090, 11140, 22180, 22280, 44360, 617713, 1235426, 2470852, 3088565, 4941704, 6177130, 12354260, 24708520]

約数ペア:

[(1, 24708520), (2, 12354260), (4, 6177130), (5, 4941704), (8, 3088565), (10, 2470852), (20, 1235426), (40, 617713), (557, 44360), (1109, 22280), (1114, 22180), (2218, 11140), (2228, 11090), (2785, 8872), (4436, 5570), (4456, 5545)]