57478180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{1301}}^1$

素因数の和:1404

約数の個数: 36

約数和(自身を含む): 123421788

約数和(自身を除く): 65943608

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1301, 2209, 2602, 4418, 5204, 6505, 8836, 11045, 13010, 22090, 26020, 44180, 61147, 122294, 244588, 305735, 611470, 1222940, 2873909, 5747818, 11495636, 14369545, 28739090, 57478180]

約数ペア:

[(1, 57478180), (2, 28739090), (4, 14369545), (5, 11495636), (10, 5747818), (20, 2873909), (47, 1222940), (94, 611470), (188, 305735), (235, 244588), (470, 122294), (940, 61147), (1301, 44180), (2209, 26020), (2602, 22090), (4418, 13010), (5204, 11045), (6505, 8836)]