280581196

素因数分解:

$2^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{21737}}^1$

素因数の和:22209

約数の個数: 24

約数和(自身を含む): 562405536

約数和(自身を除く): 281824340

約数列:

[1, 2, 4, 7, 14, 28, 461, 922, 1844, 3227, 6454, 12908, 21737, 43474, 86948, 152159, 304318, 608636, 10020757, 20041514, 40083028, 70145299, 140290598, 280581196]

約数ペア:

[(1, 280581196), (2, 140290598), (4, 70145299), (7, 40083028), (14, 20041514), (28, 10020757), (461, 608636), (922, 304318), (1844, 152159), (3227, 86948), (6454, 43474), (12908, 21737)]