31126960

素因数分解:

$2^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{641}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 72602496

約数和(自身を除く): 41475536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 607, 641, 1214, 1282, 2428, 2564, 3035, 3205, 4856, 5128, 6070, 6410, 9712, 10256, 12140, 12820, 24280, 25640, 48560, 51280, 389087, 778174, 1556348, 1945435, 3112696, 3890870, 6225392, 7781740, 15563480, 31126960]

約数ペア:

[(1, 31126960), (2, 15563480), (4, 7781740), (5, 6225392), (8, 3890870), (10, 3112696), (16, 1945435), (20, 1556348), (40, 778174), (80, 389087), (607, 51280), (641, 48560), (1214, 25640), (1282, 24280), (2428, 12820), (2564, 12140), (3035, 10256), (3205, 9712), (4856, 6410), (5128, 6070)]