20101350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4621}}^1$

素因数の和:4665

約数の個数: 48

約数和(自身を含む): 51581520

約数和(自身を除く): 31480170

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 145, 150, 174, 290, 435, 725, 870, 1450, 2175, 4350, 4621, 9242, 13863, 23105, 27726, 46210, 69315, 115525, 134009, 138630, 231050, 268018, 346575, 402027, 670045, 693150, 804054, 1340090, 2010135, 3350225, 4020270, 6700450, 10050675, 20101350]

約数ペア:

[(1, 20101350), (2, 10050675), (3, 6700450), (5, 4020270), (6, 3350225), (10, 2010135), (15, 1340090), (25, 804054), (29, 693150), (30, 670045), (50, 402027), (58, 346575), (75, 268018), (87, 231050), (145, 138630), (150, 134009), (174, 115525), (290, 69315), (435, 46210), (725, 27726), (870, 23105), (1450, 13863), (2175, 9242), (4350, 4621)]