70171220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{501223}}^1$

素因数の和:501239

約数の個数: 24

約数和(自身を含む): 168411264

約数和(自身を除く): 98240044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 501223, 1002446, 2004892, 2506115, 3508561, 5012230, 7017122, 10024460, 14034244, 17542805, 35085610, 70171220]

約数ペア:

[(1, 70171220), (2, 35085610), (4, 17542805), (5, 14034244), (7, 10024460), (10, 7017122), (14, 5012230), (20, 3508561), (28, 2506115), (35, 2004892), (70, 1002446), (140, 501223)]