23340560

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1481}}^1$

素因数の和:1691

約数の個数: 40

約数和(自身を含む): 54579096

約数和(自身を除く): 31238536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1481, 1576, 1970, 2962, 3152, 3940, 5924, 7405, 7880, 11848, 14810, 15760, 23696, 29620, 59240, 118480, 291757, 583514, 1167028, 1458785, 2334056, 2917570, 4668112, 5835140, 11670280, 23340560]

約数ペア:

[(1, 23340560), (2, 11670280), (4, 5835140), (5, 4668112), (8, 2917570), (10, 2334056), (16, 1458785), (20, 1167028), (40, 583514), (80, 291757), (197, 118480), (394, 59240), (788, 29620), (985, 23696), (1481, 15760), (1576, 14810), (1970, 11848), (2962, 7880), (3152, 7405), (3940, 5924)]