201954760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{721267}}^1$

素因数の和:721285

約数の個数: 32

約数和(自身を含む): 519312960

約数和(自身を除く): 317358200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 721267, 1442534, 2885068, 3606335, 5048869, 5770136, 7212670, 10097738, 14425340, 20195476, 25244345, 28850680, 40390952, 50488690, 100977380, 201954760]

約数ペア:

[(1, 201954760), (2, 100977380), (4, 50488690), (5, 40390952), (7, 28850680), (8, 25244345), (10, 20195476), (14, 14425340), (20, 10097738), (28, 7212670), (35, 5770136), (40, 5048869), (56, 3606335), (70, 2885068), (140, 1442534), (280, 721267)]