85869860

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{10247}}^1$

素因数の和:10675

約数の個数: 24

約数和(自身を含む): 180774720

約数和(自身を除く): 94904860

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 10247, 20494, 40988, 51235, 102470, 204940, 4293493, 8586986, 17173972, 21467465, 42934930, 85869860]

約数ペア:

[(1, 85869860), (2, 42934930), (4, 21467465), (5, 17173972), (10, 8586986), (20, 4293493), (419, 204940), (838, 102470), (1676, 51235), (2095, 40988), (4190, 20494), (8380, 10247)]