8656130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4034

約数の個数: 32

約数和(自身を含む): 18385920

約数和(自身を除く): 9729790

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 3989, 7978, 19945, 27923, 39890, 55846, 123659, 139615, 247318, 279230, 618295, 865613, 1236590, 1731226, 4328065, 8656130]

約数ペア:

[(1, 8656130), (2, 4328065), (5, 1731226), (7, 1236590), (10, 865613), (14, 618295), (31, 279230), (35, 247318), (62, 139615), (70, 123659), (155, 55846), (217, 39890), (310, 27923), (434, 19945), (1085, 7978), (2170, 3989)]