426560

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 56

約数和(自身を含む): 1072896

約数和(自身を除く): 646336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 155, 160, 172, 215, 248, 310, 320, 344, 430, 496, 620, 688, 860, 992, 1240, 1333, 1376, 1720, 1984, 2480, 2666, 2752, 3440, 4960, 5332, 6665, 6880, 9920, 10664, 13330, 13760, 21328, 26660, 42656, 53320, 85312, 106640, 213280, 426560]

約数ペア:

[(1, 426560), (2, 213280), (4, 106640), (5, 85312), (8, 53320), (10, 42656), (16, 26660), (20, 21328), (31, 13760), (32, 13330), (40, 10664), (43, 9920), (62, 6880), (64, 6665), (80, 5332), (86, 4960), (124, 3440), (155, 2752), (160, 2666), (172, 2480), (215, 1984), (248, 1720), (310, 1376), (320, 1333), (344, 1240), (430, 992), (496, 860), (620, 688)]