190080860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{106787}}^1$

素因数の和:106885

約数の個数: 24

約数和(自身を含む): 403658640

約数和(自身を除く): 213577780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 106787, 213574, 427148, 533935, 1067870, 2135740, 9504043, 19008086, 38016172, 47520215, 95040430, 190080860]

約数ペア:

[(1, 190080860), (2, 95040430), (4, 47520215), (5, 38016172), (10, 19008086), (20, 9504043), (89, 2135740), (178, 1067870), (356, 533935), (445, 427148), (890, 213574), (1780, 106787)]