1520402342

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1\times {\mathrm{739}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 2391206400

約数和(自身を除く): 870804058

約数列:

[1, 2, 43, 47, 86, 94, 509, 739, 1018, 1478, 2021, 4042, 21887, 23923, 31777, 34733, 43774, 47846, 63554, 69466, 376151, 752302, 1028689, 1493519, 2057378, 2987038, 16174493, 17679097, 32348986, 35358194, 760201171, 1520402342]

約数ペア:

[(1, 1520402342), (2, 760201171), (43, 35358194), (47, 32348986), (86, 17679097), (94, 16174493), (509, 2987038), (739, 2057378), (1018, 1493519), (1478, 1028689), (2021, 752302), (4042, 376151), (21887, 69466), (23923, 63554), (31777, 47846), (34733, 43774)]