1706240

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 4316928

約数和(自身を除く): 2610688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 128, 155, 160, 172, 215, 248, 256, 310, 320, 344, 430, 496, 620, 640, 688, 860, 992, 1240, 1280, 1333, 1376, 1720, 1984, 2480, 2666, 2752, 3440, 3968, 4960, 5332, 5504, 6665, 6880, 7936, 9920, 10664, 11008, 13330, 13760, 19840, 21328, 26660, 27520, 39680, 42656, 53320, 55040, 85312, 106640, 170624, 213280, 341248, 426560, 853120, 1706240]

約数ペア:

[(1, 1706240), (2, 853120), (4, 426560), (5, 341248), (8, 213280), (10, 170624), (16, 106640), (20, 85312), (31, 55040), (32, 53320), (40, 42656), (43, 39680), (62, 27520), (64, 26660), (80, 21328), (86, 19840), (124, 13760), (128, 13330), (155, 11008), (160, 10664), (172, 9920), (215, 7936), (248, 6880), (256, 6665), (310, 5504), (320, 5332), (344, 4960), (430, 3968), (496, 3440), (620, 2752), (640, 2666), (688, 2480), (860, 1984), (992, 1720), (1240, 1376), (1280, 1333)]