123580060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{69427}}^1$

素因数の和:69525

約数の個数: 24

約数和(自身を含む): 262437840

約数和(自身を除く): 138857780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 69427, 138854, 277708, 347135, 694270, 1388540, 6179003, 12358006, 24716012, 30895015, 61790030, 123580060]

約数ペア:

[(1, 123580060), (2, 61790030), (4, 30895015), (5, 24716012), (10, 12358006), (20, 6179003), (89, 1388540), (178, 694270), (356, 347135), (445, 277708), (890, 138854), (1780, 69427)]