199055920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{355457}}^1$

素因数の和:355477

約数の個数: 40

約数和(自身を含む): 528921504

約数和(自身を除く): 329865584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 355457, 710914, 1421828, 1777285, 2488199, 2843656, 3554570, 4976398, 5687312, 7109140, 9952796, 12440995, 14218280, 19905592, 24881990, 28436560, 39811184, 49763980, 99527960, 199055920]

約数ペア:

[(1, 199055920), (2, 99527960), (4, 49763980), (5, 39811184), (7, 28436560), (8, 24881990), (10, 19905592), (14, 14218280), (16, 12440995), (20, 9952796), (28, 7109140), (35, 5687312), (40, 4976398), (56, 3554570), (70, 2843656), (80, 2488199), (112, 1777285), (140, 1421828), (280, 710914), (560, 355457)]