23909960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8419}}^1$

素因数の和:8501

約数の個数: 32

約数和(自身を含む): 54561600

約数和(自身を除く): 30651640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 8419, 16838, 33676, 42095, 67352, 84190, 168380, 336760, 597749, 1195498, 2390996, 2988745, 4781992, 5977490, 11954980, 23909960]

約数ペア:

[(1, 23909960), (2, 11954980), (4, 5977490), (5, 4781992), (8, 2988745), (10, 2390996), (20, 1195498), (40, 597749), (71, 336760), (142, 168380), (284, 84190), (355, 67352), (568, 42095), (710, 33676), (1420, 16838), (2840, 8419)]