42887860

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{10163}}^1$

素因数の和:10383

約数の個数: 24

約数和(自身を含む): 90500256

約数和(自身を除く): 47612396

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 10163, 20326, 40652, 50815, 101630, 203260, 2144393, 4288786, 8577572, 10721965, 21443930, 42887860]

約数ペア:

[(1, 42887860), (2, 21443930), (4, 10721965), (5, 8577572), (10, 4288786), (20, 2144393), (211, 203260), (422, 101630), (844, 50815), (1055, 40652), (2110, 20326), (4220, 10163)]