212704520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{759659}}^1$

素因数の和:759677

約数の個数: 32

約数和(自身を含む): 546955200

約数和(自身を除く): 334250680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 759659, 1519318, 3038636, 3798295, 5317613, 6077272, 7596590, 10635226, 15193180, 21270452, 26588065, 30386360, 42540904, 53176130, 106352260, 212704520]

約数ペア:

[(1, 212704520), (2, 106352260), (4, 53176130), (5, 42540904), (7, 30386360), (8, 26588065), (10, 21270452), (14, 15193180), (20, 10635226), (28, 7596590), (35, 6077272), (40, 5317613), (56, 3798295), (70, 3038636), (140, 1519318), (280, 759659)]