40887278

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 68947200

約数和(自身を除く): 28059922

約数列:

[1, 2, 17, 19, 34, 38, 167, 323, 334, 379, 646, 758, 2839, 3173, 5678, 6346, 6443, 7201, 12886, 14402, 53941, 63293, 107882, 122417, 126586, 244834, 1075981, 1202567, 2151962, 2405134, 20443639, 40887278]

約数ペア:

[(1, 40887278), (2, 20443639), (17, 2405134), (19, 2151962), (34, 1202567), (38, 1075981), (167, 244834), (323, 126586), (334, 122417), (379, 107882), (646, 63293), (758, 53941), (2839, 14402), (3173, 12886), (5678, 7201), (6346, 6443)]