8775580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 20339424

約数和(自身を除く): 11563844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 353, 452, 565, 706, 1130, 1243, 1412, 1765, 2260, 2486, 3530, 3883, 4972, 6215, 7060, 7766, 12430, 15532, 19415, 24860, 38830, 39889, 77660, 79778, 159556, 199445, 398890, 438779, 797780, 877558, 1755116, 2193895, 4387790, 8775580]

約数ペア:

[(1, 8775580), (2, 4387790), (4, 2193895), (5, 1755116), (10, 877558), (11, 797780), (20, 438779), (22, 398890), (44, 199445), (55, 159556), (110, 79778), (113, 77660), (220, 39889), (226, 38830), (353, 24860), (452, 19415), (565, 15532), (706, 12430), (1130, 7766), (1243, 7060), (1412, 6215), (1765, 4972), (2260, 3883), (2486, 3530)]