8819420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23209}}^1$

素因数の和:23237

約数の個数: 24

約数和(自身を含む): 19496400

約数和(自身を除く): 10676980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 23209, 46418, 92836, 116045, 232090, 440971, 464180, 881942, 1763884, 2204855, 4409710, 8819420]

約数ペア:

[(1, 8819420), (2, 4409710), (4, 2204855), (5, 1763884), (10, 881942), (19, 464180), (20, 440971), (38, 232090), (76, 116045), (95, 92836), (190, 46418), (380, 23209)]