1557236470

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{392251}}^1$

素因数の和:392655

約数の個数: 16

約数和(自身を含む): 2810093328

約数和(自身を除く): 1252856858

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 392251, 784502, 1961255, 3922510, 155723647, 311447294, 778618235, 1557236470]

約数ペア:

[(1, 1557236470), (2, 778618235), (5, 311447294), (10, 155723647), (397, 3922510), (794, 1961255), (1985, 784502), (3970, 392251)]