20248140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2789}}^1$

素因数の和:2823

約数の個数: 72

約数和(自身を含む): 62339760

約数和(自身を除く): 42091620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 2789, 3630, 5578, 7260, 8367, 11156, 13945, 16734, 27890, 30679, 33468, 41835, 55780, 61358, 83670, 92037, 122716, 153395, 167340, 184074, 306790, 337469, 368148, 460185, 613580, 674938, 920370, 1012407, 1349876, 1687345, 1840740, 2024814, 3374690, 4049628, 5062035, 6749380, 10124070, 20248140]

約数ペア:

[(1, 20248140), (2, 10124070), (3, 6749380), (4, 5062035), (5, 4049628), (6, 3374690), (10, 2024814), (11, 1840740), (12, 1687345), (15, 1349876), (20, 1012407), (22, 920370), (30, 674938), (33, 613580), (44, 460185), (55, 368148), (60, 337469), (66, 306790), (110, 184074), (121, 167340), (132, 153395), (165, 122716), (220, 92037), (242, 83670), (330, 61358), (363, 55780), (484, 41835), (605, 33468), (660, 30679), (726, 27890), (1210, 16734), (1452, 13945), (1815, 11156), (2420, 8367), (2789, 7260), (3630, 5578)]