5420780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2069}}^1$

素因数の和:2209

約数の個数: 24

約数和(自身を含む): 11476080

約数和(自身を除く): 6055300

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2069, 2620, 4138, 8276, 10345, 20690, 41380, 271039, 542078, 1084156, 1355195, 2710390, 5420780]

約数ペア:

[(1, 5420780), (2, 2710390), (4, 1355195), (5, 1084156), (10, 542078), (20, 271039), (131, 41380), (262, 20690), (524, 10345), (655, 8276), (1310, 4138), (2069, 2620)]