28234140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3889}}^1$

素因数の和:3923

約数の個数: 72

約数和(自身を含む): 86918160

約数和(自身を除く): 58684020

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, 3630, 3889, 7260, 7778, 11667, 15556, 19445, 23334, 38890, 42779, 46668, 58335, 77780, 85558, 116670, 128337, 171116, 213895, 233340, 256674, 427790, 470569, 513348, 641685, 855580, 941138, 1283370, 1411707, 1882276, 2352845, 2566740, 2823414, 4705690, 5646828, 7058535, 9411380, 14117070, 28234140]

約数ペア:

[(1, 28234140), (2, 14117070), (3, 9411380), (4, 7058535), (5, 5646828), (6, 4705690), (10, 2823414), (11, 2566740), (12, 2352845), (15, 1882276), (20, 1411707), (22, 1283370), (30, 941138), (33, 855580), (44, 641685), (55, 513348), (60, 470569), (66, 427790), (110, 256674), (121, 233340), (132, 213895), (165, 171116), (220, 128337), (242, 116670), (330, 85558), (363, 77780), (484, 58335), (605, 46668), (660, 42779), (726, 38890), (1210, 23334), (1452, 19445), (1815, 15556), (2420, 11667), (3630, 7778), (3889, 7260)]