1020235940

素因数分解:

$2^2\times 5^1\times {\mathrm{2803}}^1\times {\mathrm{18199}}^1$

素因数の和:21011

約数の個数: 24

約数和(自身を含む): 2143377600

約数和(自身を除く): 1123141660

約数列:

[1, 2, 4, 5, 10, 20, 2803, 5606, 11212, 14015, 18199, 28030, 36398, 56060, 72796, 90995, 181990, 363980, 51011797, 102023594, 204047188, 255058985, 510117970, 1020235940]

約数ペア:

[(1, 1020235940), (2, 510117970), (4, 255058985), (5, 204047188), (10, 102023594), (20, 51011797), (2803, 363980), (5606, 181990), (11212, 90995), (14015, 72796), (18199, 56060), (28030, 36398)]