8490440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30323}}^1$

素因数の和:30341

約数の個数: 32

約数和(自身を含む): 21833280

約数和(自身を除く): 13342840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30323, 60646, 121292, 151615, 212261, 242584, 303230, 424522, 606460, 849044, 1061305, 1212920, 1698088, 2122610, 4245220, 8490440]

約数ペア:

[(1, 8490440), (2, 4245220), (4, 2122610), (5, 1698088), (7, 1212920), (8, 1061305), (10, 849044), (14, 606460), (20, 424522), (28, 303230), (35, 242584), (40, 212261), (56, 151615), (70, 121292), (140, 60646), (280, 30323)]