140778220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33679}}^1$

素因数の和:33718

約数の個数: 48

約数和(自身を含む): 339494400

約数和(自身を除く): 198716180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 33679, 67358, 134716, 168395, 336790, 370469, 639901, 673580, 740938, 1279802, 1481876, 1852345, 2559604, 3199505, 3704690, 6399010, 7038911, 7409380, 12798020, 14077822, 28155644, 35194555, 70389110, 140778220]

約数ペア:

[(1, 140778220), (2, 70389110), (4, 35194555), (5, 28155644), (10, 14077822), (11, 12798020), (19, 7409380), (20, 7038911), (22, 6399010), (38, 3704690), (44, 3199505), (55, 2559604), (76, 1852345), (95, 1481876), (110, 1279802), (190, 740938), (209, 673580), (220, 639901), (380, 370469), (418, 336790), (836, 168395), (1045, 134716), (2090, 67358), (4180, 33679)]