28739090

素因数分解:

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

素因数の和:1402

約数の個数: 24

約数和(自身を含む): 52895052

約数和(自身を除く): 24155962

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 1301, 2209, 2602, 4418, 6505, 11045, 13010, 22090, 61147, 122294, 305735, 611470, 2873909, 5747818, 14369545, 28739090]

約数ペア:

[(1, 28739090), (2, 14369545), (5, 5747818), (10, 2873909), (47, 611470), (94, 305735), (235, 122294), (470, 61147), (1301, 22090), (2209, 13010), (2602, 11045), (4418, 6505)]