2087680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{233}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 5739552

約数和(自身を除く): 3651872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 233, 256, 280, 320, 448, 466, 560, 640, 896, 932, 1120, 1165, 1280, 1631, 1792, 1864, 2240, 2330, 3262, 3728, 4480, 4660, 6524, 7456, 8155, 8960, 9320, 13048, 14912, 16310, 18640, 26096, 29824, 32620, 37280, 52192, 59648, 65240, 74560, 104384, 130480, 149120, 208768, 260960, 298240, 417536, 521920, 1043840, 2087680]

約数ペア:

[(1, 2087680), (2, 1043840), (4, 521920), (5, 417536), (7, 298240), (8, 260960), (10, 208768), (14, 149120), (16, 130480), (20, 104384), (28, 74560), (32, 65240), (35, 59648), (40, 52192), (56, 37280), (64, 32620), (70, 29824), (80, 26096), (112, 18640), (128, 16310), (140, 14912), (160, 13048), (224, 9320), (233, 8960), (256, 8155), (280, 7456), (320, 6524), (448, 4660), (466, 4480), (560, 3728), (640, 3262), (896, 2330), (932, 2240), (1120, 1864), (1165, 1792), (1280, 1631)]