3977860

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1931}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 8438976

約数和(自身を除く): 4461116

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 1931, 2060, 3862, 7724, 9655, 19310, 38620, 198893, 397786, 795572, 994465, 1988930, 3977860]

約数ペア:

[(1, 3977860), (2, 1988930), (4, 994465), (5, 795572), (10, 397786), (20, 198893), (103, 38620), (206, 19310), (412, 9655), (515, 7724), (1030, 3862), (1931, 2060)]