22775560

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1613}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 51422040

約数和(自身を除く): 28646480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1613, 1765, 2824, 3226, 3530, 6452, 7060, 8065, 12904, 14120, 16130, 32260, 64520, 569389, 1138778, 2277556, 2846945, 4555112, 5693890, 11387780, 22775560]

約数ペア:

[(1, 22775560), (2, 11387780), (4, 5693890), (5, 4555112), (8, 2846945), (10, 2277556), (20, 1138778), (40, 569389), (353, 64520), (706, 32260), (1412, 16130), (1613, 14120), (1765, 12904), (2824, 8065), (3226, 7060), (3530, 6452)]