29956220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{213973}}^1$

素因数の和:213989

約数の個数: 24

約数和(自身を含む): 71895264

約数和(自身を除く): 41939044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 213973, 427946, 855892, 1069865, 1497811, 2139730, 2995622, 4279460, 5991244, 7489055, 14978110, 29956220]

約数ペア:

[(1, 29956220), (2, 14978110), (4, 7489055), (5, 5991244), (7, 4279460), (10, 2995622), (14, 2139730), (20, 1497811), (28, 1069865), (35, 855892), (70, 427946), (140, 213973)]