289120120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{314261}}^1$

素因数の和:314295

約数の個数: 32

約数和(自身を含む): 678805920

約数和(自身を除く): 389685800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 314261, 628522, 1257044, 1571305, 2514088, 3142610, 6285220, 7228003, 12570440, 14456006, 28912012, 36140015, 57824024, 72280030, 144560060, 289120120]

約数ペア:

[(1, 289120120), (2, 144560060), (4, 72280030), (5, 57824024), (8, 36140015), (10, 28912012), (20, 14456006), (23, 12570440), (40, 7228003), (46, 6285220), (92, 3142610), (115, 2514088), (184, 1571305), (230, 1257044), (460, 628522), (920, 314261)]