1043840

素因数分解:

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

素因数の和:259

約数の個数: 64

約数和(自身を含む): 2864160

約数和(自身を除く): 1820320

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, 280, 320, 448, 466, 560, 640, 896, 932, 1120, 1165, 1631, 1864, 2240, 2330, 3262, 3728, 4480, 4660, 6524, 7456, 8155, 9320, 13048, 14912, 16310, 18640, 26096, 29824, 32620, 37280, 52192, 65240, 74560, 104384, 130480, 149120, 208768, 260960, 521920, 1043840]

約数ペア:

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