42999940

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6869}}^1$

素因数の和:7191

約数の個数: 24

約数和(自身を含む): 90601560

約数和(自身を除く): 47601620

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 6869, 13738, 27476, 34345, 68690, 137380, 2149997, 4299994, 8599988, 10749985, 21499970, 42999940]

約数ペア:

[(1, 42999940), (2, 21499970), (4, 10749985), (5, 8599988), (10, 4299994), (20, 2149997), (313, 137380), (626, 68690), (1252, 34345), (1565, 27476), (3130, 13738), (6260, 6869)]