3880000

素因数分解:

$2^6\times 5^4\times {\mathrm{97}}^1$

素因数の和:129

約数の個数: 70

約数和(自身を含む): 9720326

約数和(自身を除く): 5840326

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 125, 160, 194, 200, 250, 320, 388, 400, 485, 500, 625, 776, 800, 970, 1000, 1250, 1552, 1600, 1940, 2000, 2425, 2500, 3104, 3880, 4000, 4850, 5000, 6208, 7760, 8000, 9700, 10000, 12125, 15520, 19400, 20000, 24250, 31040, 38800, 40000, 48500, 60625, 77600, 97000, 121250, 155200, 194000, 242500, 388000, 485000, 776000, 970000, 1940000, 3880000]

約数ペア:

[(1, 3880000), (2, 1940000), (4, 970000), (5, 776000), (8, 485000), (10, 388000), (16, 242500), (20, 194000), (25, 155200), (32, 121250), (40, 97000), (50, 77600), (64, 60625), (80, 48500), (97, 40000), (100, 38800), (125, 31040), (160, 24250), (194, 20000), (200, 19400), (250, 15520), (320, 12125), (388, 10000), (400, 9700), (485, 8000), (500, 7760), (625, 6208), (776, 5000), (800, 4850), (970, 4000), (1000, 3880), (1250, 3104), (1552, 2500), (1600, 2425), (1940, 2000)]