20174501440

素因数分解:

$2^6\times 5^1\times {\mathrm{883}}^1\times {\mathrm{71399}}^1$

素因数の和:72299

約数の個数: 56

約数和(自身を含む): 48095611200

約数和(自身を除く): 27921109760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 883, 1766, 3532, 4415, 7064, 8830, 14128, 17660, 28256, 35320, 56512, 70640, 71399, 141280, 142798, 282560, 285596, 356995, 571192, 713990, 1142384, 1427980, 2284768, 2855960, 4569536, 5711920, 11423840, 22847680, 63045317, 126090634, 252181268, 315226585, 504362536, 630453170, 1008725072, 1260906340, 2017450144, 2521812680, 4034900288, 5043625360, 10087250720, 20174501440]

約数ペア:

[(1, 20174501440), (2, 10087250720), (4, 5043625360), (5, 4034900288), (8, 2521812680), (10, 2017450144), (16, 1260906340), (20, 1008725072), (32, 630453170), (40, 504362536), (64, 315226585), (80, 252181268), (160, 126090634), (320, 63045317), (883, 22847680), (1766, 11423840), (3532, 5711920), (4415, 4569536), (7064, 2855960), (8830, 2284768), (14128, 1427980), (17660, 1142384), (28256, 713990), (35320, 571192), (56512, 356995), (70640, 285596), (71399, 282560), (141280, 142798)]