3219980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1229}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 6819120

約数和(自身を除く): 3599140

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1229, 1310, 2458, 2620, 4916, 6145, 12290, 24580, 160999, 321998, 643996, 804995, 1609990, 3219980]

約数ペア:

[(1, 3219980), (2, 1609990), (4, 804995), (5, 643996), (10, 321998), (20, 160999), (131, 24580), (262, 12290), (524, 6145), (655, 4916), (1229, 2620), (1310, 2458)]