20904300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23227}}^1$

素因数の和:23247

約数の個数: 54

約数和(自身を含む): 65526188

約数和(自身を除く): 44621888

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 23227, 46454, 69681, 92908, 116135, 139362, 209043, 232270, 278724, 348405, 418086, 464540, 580675, 696810, 836172, 1045215, 1161350, 1393620, 1742025, 2090430, 2322700, 3484050, 4180860, 5226075, 6968100, 10452150, 20904300]

約数ペア:

[(1, 20904300), (2, 10452150), (3, 6968100), (4, 5226075), (5, 4180860), (6, 3484050), (9, 2322700), (10, 2090430), (12, 1742025), (15, 1393620), (18, 1161350), (20, 1045215), (25, 836172), (30, 696810), (36, 580675), (45, 464540), (50, 418086), (60, 348405), (75, 278724), (90, 232270), (100, 209043), (150, 139362), (180, 116135), (225, 92908), (300, 69681), (450, 46454), (900, 23227)]