12782620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22039}}^1$

素因数の和:22077

約数の個数: 24

約数和(自身を含む): 27770400

約数和(自身を除く): 14987780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 22039, 44078, 88156, 110195, 220390, 440780, 639131, 1278262, 2556524, 3195655, 6391310, 12782620]

約数ペア:

[(1, 12782620), (2, 6391310), (4, 3195655), (5, 2556524), (10, 1278262), (20, 639131), (29, 440780), (58, 220390), (116, 110195), (145, 88156), (290, 44078), (580, 22039)]