14619140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 31933440

約数和(自身を除く): 17314300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 191, 215, 356, 382, 430, 445, 764, 860, 890, 955, 1780, 1910, 3820, 3827, 7654, 8213, 15308, 16426, 16999, 19135, 32852, 33998, 38270, 41065, 67996, 76540, 82130, 84995, 164260, 169990, 339980, 730957, 1461914, 2923828, 3654785, 7309570, 14619140]

約数ペア:

[(1, 14619140), (2, 7309570), (4, 3654785), (5, 2923828), (10, 1461914), (20, 730957), (43, 339980), (86, 169990), (89, 164260), (172, 84995), (178, 82130), (191, 76540), (215, 67996), (356, 41065), (382, 38270), (430, 33998), (445, 32852), (764, 19135), (860, 16999), (890, 16426), (955, 15308), (1780, 8213), (1910, 7654), (3820, 3827)]