13051780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1759}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 31933440

約数和(自身を除く): 18881660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1759, 1855, 3518, 3710, 7036, 7420, 8795, 12313, 17590, 24626, 35180, 49252, 61565, 93227, 123130, 186454, 246260, 372908, 466135, 652589, 932270, 1305178, 1864540, 2610356, 3262945, 6525890, 13051780]

約数ペア:

[(1, 13051780), (2, 6525890), (4, 3262945), (5, 2610356), (7, 1864540), (10, 1305178), (14, 932270), (20, 652589), (28, 466135), (35, 372908), (53, 246260), (70, 186454), (106, 123130), (140, 93227), (212, 61565), (265, 49252), (371, 35180), (530, 24626), (742, 17590), (1060, 12313), (1484, 8795), (1759, 7420), (1855, 7036), (3518, 3710)]