26989140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15511}}^1$

素因数の和:15552

約数の個数: 48

約数和(自身を含む): 78180480

約数和(自身を除く): 51191340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 15511, 31022, 46533, 62044, 77555, 93066, 155110, 186132, 232665, 310220, 449819, 465330, 899638, 930660, 1349457, 1799276, 2249095, 2698914, 4498190, 5397828, 6747285, 8996380, 13494570, 26989140]

約数ペア:

[(1, 26989140), (2, 13494570), (3, 8996380), (4, 6747285), (5, 5397828), (6, 4498190), (10, 2698914), (12, 2249095), (15, 1799276), (20, 1349457), (29, 930660), (30, 899638), (58, 465330), (60, 449819), (87, 310220), (116, 232665), (145, 186132), (174, 155110), (290, 93066), (348, 77555), (435, 62044), (580, 46533), (870, 31022), (1740, 15511)]