19929160

素因数分解:

$2^3\times 5^1\times {\mathrm{601}}^1\times {\mathrm{829}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 44969400

約数和(自身を除く): 25040240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 601, 829, 1202, 1658, 2404, 3005, 3316, 4145, 4808, 6010, 6632, 8290, 12020, 16580, 24040, 33160, 498229, 996458, 1992916, 2491145, 3985832, 4982290, 9964580, 19929160]

約数ペア:

[(1, 19929160), (2, 9964580), (4, 4982290), (5, 3985832), (8, 2491145), (10, 1992916), (20, 996458), (40, 498229), (601, 33160), (829, 24040), (1202, 16580), (1658, 12020), (2404, 8290), (3005, 6632), (3316, 6010), (4145, 4808)]