52889140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 115093440

約数和(自身を除く): 62204300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 691, 860, 890, 1382, 1780, 2764, 3455, 3827, 6910, 7654, 13820, 15308, 19135, 29713, 38270, 59426, 61499, 76540, 118852, 122998, 148565, 245996, 297130, 307495, 594260, 614990, 1229980, 2644457, 5288914, 10577828, 13222285, 26444570, 52889140]

約数ペア:

[(1, 52889140), (2, 26444570), (4, 13222285), (5, 10577828), (10, 5288914), (20, 2644457), (43, 1229980), (86, 614990), (89, 594260), (172, 307495), (178, 297130), (215, 245996), (356, 148565), (430, 122998), (445, 118852), (691, 76540), (860, 61499), (890, 59426), (1382, 38270), (1780, 29713), (2764, 19135), (3455, 15308), (3827, 13820), (6910, 7654)]