2566240

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 6220368

約数和(自身を除く): 3654128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 373, 430, 688, 746, 860, 1376, 1492, 1720, 1865, 2984, 3440, 3730, 5968, 6880, 7460, 11936, 14920, 16039, 29840, 32078, 59680, 64156, 80195, 128312, 160390, 256624, 320780, 513248, 641560, 1283120, 2566240]

約数ペア:

[(1, 2566240), (2, 1283120), (4, 641560), (5, 513248), (8, 320780), (10, 256624), (16, 160390), (20, 128312), (32, 80195), (40, 64156), (43, 59680), (80, 32078), (86, 29840), (160, 16039), (172, 14920), (215, 11936), (344, 7460), (373, 6880), (430, 5968), (688, 3730), (746, 3440), (860, 2984), (1376, 1865), (1492, 1720)]