207766510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{11549}}^1$

素因数の和:11820

約数の個数: 32

約数和(自身を含む): 429105600

約数和(自身を除く): 221339090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 8995, 11549, 17990, 23098, 57745, 80843, 115490, 161686, 404215, 808430, 2968093, 5936186, 14840465, 20776651, 29680930, 41553302, 103883255, 207766510]

約数ペア:

[(1, 207766510), (2, 103883255), (5, 41553302), (7, 29680930), (10, 20776651), (14, 14840465), (35, 5936186), (70, 2968093), (257, 808430), (514, 404215), (1285, 161686), (1799, 115490), (2570, 80843), (3598, 57745), (8995, 23098), (11549, 17990)]