27743080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7793}}^1$

素因数の和:7893

約数の個数: 32

約数和(自身を含む): 63131400

約数和(自身を除く): 35388320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 7793, 15586, 31172, 38965, 62344, 77930, 155860, 311720, 693577, 1387154, 2774308, 3467885, 5548616, 6935770, 13871540, 27743080]

約数ペア:

[(1, 27743080), (2, 13871540), (4, 6935770), (5, 5548616), (8, 3467885), (10, 2774308), (20, 1387154), (40, 693577), (89, 311720), (178, 155860), (356, 77930), (445, 62344), (712, 38965), (890, 31172), (1780, 15586), (3560, 7793)]