20762880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5407}}^1$

素因数の和:5431

約数の個数: 72

約数和(自身を含む): 66323712

約数和(自身を除く): 45560832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5407, 10814, 16221, 21628, 27035, 32442, 43256, 54070, 64884, 81105, 86512, 108140, 129768, 162210, 173024, 216280, 259536, 324420, 346048, 432560, 519072, 648840, 692096, 865120, 1038144, 1297680, 1384192, 1730240, 2076288, 2595360, 3460480, 4152576, 5190720, 6920960, 10381440, 20762880]

約数ペア:

[(1, 20762880), (2, 10381440), (3, 6920960), (4, 5190720), (5, 4152576), (6, 3460480), (8, 2595360), (10, 2076288), (12, 1730240), (15, 1384192), (16, 1297680), (20, 1038144), (24, 865120), (30, 692096), (32, 648840), (40, 519072), (48, 432560), (60, 346048), (64, 324420), (80, 259536), (96, 216280), (120, 173024), (128, 162210), (160, 129768), (192, 108140), (240, 86512), (256, 81105), (320, 64884), (384, 54070), (480, 43256), (640, 32442), (768, 27035), (960, 21628), (1280, 16221), (1920, 10814), (3840, 5407)]