12646240

素因数分解:

$2^5\times 5^1\times {\mathrm{79039}}^1$

素因数の和:79054

約数の個数: 24

約数和(自身を含む): 29877120

約数和(自身を除く): 17230880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 79039, 158078, 316156, 395195, 632312, 790390, 1264624, 1580780, 2529248, 3161560, 6323120, 12646240]

約数ペア:

[(1, 12646240), (2, 6323120), (4, 3161560), (5, 2529248), (8, 1580780), (10, 1264624), (16, 790390), (20, 632312), (32, 395195), (40, 316156), (80, 158078), (160, 79039)]