20876800

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{233}}^1$

素因数の和:268

約数の個数: 120

約数和(自身を含む): 59366736

約数和(自身を除く): 38489936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 233, 256, 280, 320, 350, 400, 448, 466, 512, 560, 640, 700, 800, 896, 932, 1120, 1165, 1280, 1400, 1600, 1631, 1792, 1864, 2240, 2330, 2560, 2800, 3200, 3262, 3584, 3728, 4480, 4660, 5600, 5825, 6400, 6524, 7456, 8155, 8960, 9320, 11200, 11650, 12800, 13048, 14912, 16310, 17920, 18640, 22400, 23300, 26096, 29824, 32620, 37280, 40775, 44800, 46600, 52192, 59648, 65240, 74560, 81550, 89600, 93200, 104384, 119296, 130480, 149120, 163100, 186400, 208768, 260960, 298240, 326200, 372800, 417536, 521920, 596480, 652400, 745600, 835072, 1043840, 1304800, 1491200, 2087680, 2609600, 2982400, 4175360, 5219200, 10438400, 20876800]

約数ペア:

[(1, 20876800), (2, 10438400), (4, 5219200), (5, 4175360), (7, 2982400), (8, 2609600), (10, 2087680), (14, 1491200), (16, 1304800), (20, 1043840), (25, 835072), (28, 745600), (32, 652400), (35, 596480), (40, 521920), (50, 417536), (56, 372800), (64, 326200), (70, 298240), (80, 260960), (100, 208768), (112, 186400), (128, 163100), (140, 149120), (160, 130480), (175, 119296), (200, 104384), (224, 93200), (233, 89600), (256, 81550), (280, 74560), (320, 65240), (350, 59648), (400, 52192), (448, 46600), (466, 44800), (512, 40775), (560, 37280), (640, 32620), (700, 29824), (800, 26096), (896, 23300), (932, 22400), (1120, 18640), (1165, 17920), (1280, 16310), (1400, 14912), (1600, 13048), (1631, 12800), (1792, 11650), (1864, 11200), (2240, 9320), (2330, 8960), (2560, 8155), (2800, 7456), (3200, 6524), (3262, 6400), (3584, 5825), (3728, 5600), (4480, 4660)]