109211140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{499}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 237888000

約数和(自身を除く): 128676860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 353, 499, 620, 706, 998, 1412, 1765, 1996, 2495, 3530, 4990, 7060, 9980, 10943, 15469, 21886, 30938, 43772, 54715, 61876, 77345, 109430, 154690, 176147, 218860, 309380, 352294, 704588, 880735, 1761470, 3522940, 5460557, 10921114, 21842228, 27302785, 54605570, 109211140]

約数ペア:

[(1, 109211140), (2, 54605570), (4, 27302785), (5, 21842228), (10, 10921114), (20, 5460557), (31, 3522940), (62, 1761470), (124, 880735), (155, 704588), (310, 352294), (353, 309380), (499, 218860), (620, 176147), (706, 154690), (998, 109430), (1412, 77345), (1765, 61876), (1996, 54715), (2495, 43772), (3530, 30938), (4990, 21886), (7060, 15469), (9980, 10943)]