8803840

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:223

約数の個数: 80

約数和(自身を含む): 22342320

約数和(自身を除く): 13538480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 181, 190, 256, 304, 320, 362, 380, 512, 608, 640, 724, 760, 905, 1216, 1280, 1448, 1520, 1810, 2432, 2560, 2896, 3040, 3439, 3620, 4864, 5792, 6080, 6878, 7240, 9728, 11584, 12160, 13756, 14480, 17195, 23168, 24320, 27512, 28960, 34390, 46336, 48640, 55024, 57920, 68780, 92672, 110048, 115840, 137560, 220096, 231680, 275120, 440192, 463360, 550240, 880384, 1100480, 1760768, 2200960, 4401920, 8803840]

約数ペア:

[(1, 8803840), (2, 4401920), (4, 2200960), (5, 1760768), (8, 1100480), (10, 880384), (16, 550240), (19, 463360), (20, 440192), (32, 275120), (38, 231680), (40, 220096), (64, 137560), (76, 115840), (80, 110048), (95, 92672), (128, 68780), (152, 57920), (160, 55024), (181, 48640), (190, 46336), (256, 34390), (304, 28960), (320, 27512), (362, 24320), (380, 23168), (512, 17195), (608, 14480), (640, 13756), (724, 12160), (760, 11584), (905, 9728), (1216, 7240), (1280, 6878), (1448, 6080), (1520, 5792), (1810, 4864), (2432, 3620), (2560, 3439), (2896, 3040)]