40648916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{487}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 89198592

約数和(自身を除く): 48549676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 271, 308, 487, 542, 974, 1084, 1897, 1948, 2981, 3409, 3794, 5357, 5962, 6818, 7588, 10714, 11924, 13636, 20867, 21428, 37499, 41734, 74998, 83468, 131977, 149996, 263954, 527908, 923839, 1451747, 1847678, 2903494, 3695356, 5806988, 10162229, 20324458, 40648916]

約数ペア:

[(1, 40648916), (2, 20324458), (4, 10162229), (7, 5806988), (11, 3695356), (14, 2903494), (22, 1847678), (28, 1451747), (44, 923839), (77, 527908), (154, 263954), (271, 149996), (308, 131977), (487, 83468), (542, 74998), (974, 41734), (1084, 37499), (1897, 21428), (1948, 20867), (2981, 13636), (3409, 11924), (3794, 10714), (5357, 7588), (5962, 6818)]