1907920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3407}}^1$

素因数の和:3427

約数の個数: 40

約数和(自身を含む): 5071104

約数和(自身を除く): 3163184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3407, 6814, 13628, 17035, 23849, 27256, 34070, 47698, 54512, 68140, 95396, 119245, 136280, 190792, 238490, 272560, 381584, 476980, 953960, 1907920]

約数ペア:

[(1, 1907920), (2, 953960), (4, 476980), (5, 381584), (7, 272560), (8, 238490), (10, 190792), (14, 136280), (16, 119245), (20, 95396), (28, 68140), (35, 54512), (40, 47698), (56, 34070), (70, 27256), (80, 23849), (112, 17035), (140, 13628), (280, 6814), (560, 3407)]