142818380

素因数分解:

$2^2\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{3583}}^1$

素因数の和:5585

約数の個数: 24

約数和(自身を含む): 300152832

約数和(自身を除く): 157334452

約数列:

[1, 2, 4, 5, 10, 20, 1993, 3583, 3986, 7166, 7972, 9965, 14332, 17915, 19930, 35830, 39860, 71660, 7140919, 14281838, 28563676, 35704595, 71409190, 142818380]

約数ペア:

[(1, 142818380), (2, 71409190), (4, 35704595), (5, 28563676), (10, 14281838), (20, 7140919), (1993, 71660), (3583, 39860), (3986, 35830), (7166, 19930), (7972, 17915), (9965, 14332)]