20545275

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4643}}^1$

素因数の和:4715

約数の個数: 24

約数和(自身を含む): 34551360

約数和(自身を除く): 14006085

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 4425, 4643, 13929, 23215, 69645, 116075, 273937, 348225, 821811, 1369685, 4109055, 6848425, 20545275]

約数ペア:

[(1, 20545275), (3, 6848425), (5, 4109055), (15, 1369685), (25, 821811), (59, 348225), (75, 273937), (177, 116075), (295, 69645), (885, 23215), (1475, 13929), (4425, 4643)]