8872420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 19393920

約数和(自身を除く): 10521500

約数列:

[1, 2, 4, 5, 10, 20, 59, 73, 103, 118, 146, 206, 236, 292, 295, 365, 412, 515, 590, 730, 1030, 1180, 1460, 2060, 4307, 6077, 7519, 8614, 12154, 15038, 17228, 21535, 24308, 30076, 30385, 37595, 43070, 60770, 75190, 86140, 121540, 150380, 443621, 887242, 1774484, 2218105, 4436210, 8872420]

約数ペア:

[(1, 8872420), (2, 4436210), (4, 2218105), (5, 1774484), (10, 887242), (20, 443621), (59, 150380), (73, 121540), (103, 86140), (118, 75190), (146, 60770), (206, 43070), (236, 37595), (292, 30385), (295, 30076), (365, 24308), (412, 21535), (515, 17228), (590, 15038), (730, 12154), (1030, 8614), (1180, 7519), (1460, 6077), (2060, 4307)]