28229920

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3329}}^1$

素因数の和:3397

約数の個数: 48

約数和(自身を含む): 67971960

約数和(自身を除く): 39742040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 3329, 4240, 6658, 8480, 13316, 16645, 26632, 33290, 53264, 66580, 106528, 133160, 176437, 266320, 352874, 532640, 705748, 882185, 1411496, 1764370, 2822992, 3528740, 5645984, 7057480, 14114960, 28229920]

約数ペア:

[(1, 28229920), (2, 14114960), (4, 7057480), (5, 5645984), (8, 3528740), (10, 2822992), (16, 1764370), (20, 1411496), (32, 882185), (40, 705748), (53, 532640), (80, 352874), (106, 266320), (160, 176437), (212, 133160), (265, 106528), (424, 66580), (530, 53264), (848, 33290), (1060, 26632), (1696, 16645), (2120, 13316), (3329, 8480), (4240, 6658)]