66714760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{238267}}^1$

素因数の和:238285

約数の個数: 32

約数和(自身を含む): 171552960

約数和(自身を除く): 104838200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 238267, 476534, 953068, 1191335, 1667869, 1906136, 2382670, 3335738, 4765340, 6671476, 8339345, 9530680, 13342952, 16678690, 33357380, 66714760]

約数ペア:

[(1, 66714760), (2, 33357380), (4, 16678690), (5, 13342952), (7, 9530680), (8, 8339345), (10, 6671476), (14, 4765340), (20, 3335738), (28, 2382670), (35, 1906136), (40, 1667869), (56, 1191335), (70, 953068), (140, 476534), (280, 238267)]