69858140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{28867}}^1$

素因数の和:28898

約数の個数: 36

約数和(自身を含む): 161256648

約数和(自身を除く): 91398508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 28867, 57734, 115468, 144335, 288670, 317537, 577340, 635074, 1270148, 1587685, 3175370, 3492907, 6350740, 6985814, 13971628, 17464535, 34929070, 69858140]

約数ペア:

[(1, 69858140), (2, 34929070), (4, 17464535), (5, 13971628), (10, 6985814), (11, 6350740), (20, 3492907), (22, 3175370), (44, 1587685), (55, 1270148), (110, 635074), (121, 577340), (220, 317537), (242, 288670), (484, 144335), (605, 115468), (1210, 57734), (2420, 28867)]