30720814

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{9349}}^1$

素因数の和:9435

約数の個数: 16

約数和(自身を含む): 48470400

約数和(自身を除く): 17749586

約数列:

[1, 2, 31, 53, 62, 106, 1643, 3286, 9349, 18698, 289819, 495497, 579638, 990994, 15360407, 30720814]

約数ペア:

[(1, 30720814), (2, 15360407), (31, 990994), (53, 579638), (62, 495497), (106, 289819), (1643, 18698), (3286, 9349)]