28420210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31231}}^1$

素因数の和:31258

約数の個数: 32

約数和(自身を含む): 62963712

約数和(自身を除く): 34543502

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31231, 62462, 156155, 218617, 312310, 406003, 437234, 812006, 1093085, 2030015, 2186170, 2842021, 4060030, 5684042, 14210105, 28420210]

約数ペア:

[(1, 28420210), (2, 14210105), (5, 5684042), (7, 4060030), (10, 2842021), (13, 2186170), (14, 2030015), (26, 1093085), (35, 812006), (65, 437234), (70, 406003), (91, 312310), (130, 218617), (182, 156155), (455, 62462), (910, 31231)]