28788928

素因数分解:

$2^6\times 7^1\times {\mathrm{179}}^1\times {\mathrm{359}}^1$

素因数の和:557

約数の個数: 56

約数和(自身を含む): 65836800

約数和(自身を除く): 37047872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 179, 224, 358, 359, 448, 716, 718, 1253, 1432, 1436, 2506, 2513, 2864, 2872, 5012, 5026, 5728, 5744, 10024, 10052, 11456, 11488, 20048, 20104, 22976, 40096, 40208, 64261, 80192, 80416, 128522, 160832, 257044, 449827, 514088, 899654, 1028176, 1799308, 2056352, 3598616, 4112704, 7197232, 14394464, 28788928]

約数ペア:

[(1, 28788928), (2, 14394464), (4, 7197232), (7, 4112704), (8, 3598616), (14, 2056352), (16, 1799308), (28, 1028176), (32, 899654), (56, 514088), (64, 449827), (112, 257044), (179, 160832), (224, 128522), (358, 80416), (359, 80192), (448, 64261), (716, 40208), (718, 40096), (1253, 22976), (1432, 20104), (1436, 20048), (2506, 11488), (2513, 11456), (2864, 10052), (2872, 10024), (5012, 5744), (5026, 5728)]