8031790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 16079616

約数和(自身を除く): 8047826

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 1993, 2015, 3986, 4030, 9965, 19930, 25909, 51818, 61783, 123566, 129545, 259090, 308915, 617830, 803179, 1606358, 4015895, 8031790]

約数ペア:

[(1, 8031790), (2, 4015895), (5, 1606358), (10, 803179), (13, 617830), (26, 308915), (31, 259090), (62, 129545), (65, 123566), (130, 61783), (155, 51818), (310, 25909), (403, 19930), (806, 9965), (1993, 4030), (2015, 3986)]