31004020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{32983}}^1$

素因数の和:33039

約数の個数: 24

約数和(自身を含む): 66495744

約数和(自身を除く): 35491724

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 32983, 65966, 131932, 164915, 329830, 659660, 1550201, 3100402, 6200804, 7751005, 15502010, 31004020]

約数ペア:

[(1, 31004020), (2, 15502010), (4, 7751005), (5, 6200804), (10, 3100402), (20, 1550201), (47, 659660), (94, 329830), (188, 164915), (235, 131932), (470, 65966), (940, 32983)]