2979950

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{557}}^1$

素因数の和:676

約数の個数: 24

約数和(自身を含む): 5604552

約数和(自身を除く): 2624602

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 557, 1070, 1114, 2675, 2785, 5350, 5570, 13925, 27850, 59599, 119198, 297995, 595990, 1489975, 2979950]

約数ペア:

[(1, 2979950), (2, 1489975), (5, 595990), (10, 297995), (25, 119198), (50, 59599), (107, 27850), (214, 13925), (535, 5570), (557, 5350), (1070, 2785), (1114, 2675)]