1018240

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 64

約数和(自身を含む): 2558160

約数和(自身を除く): 1539920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 43, 64, 74, 80, 86, 128, 148, 160, 172, 185, 215, 296, 320, 344, 370, 430, 592, 640, 688, 740, 860, 1184, 1376, 1480, 1591, 1720, 2368, 2752, 2960, 3182, 3440, 4736, 5504, 5920, 6364, 6880, 7955, 11840, 12728, 13760, 15910, 23680, 25456, 27520, 31820, 50912, 63640, 101824, 127280, 203648, 254560, 509120, 1018240]

約数ペア:

[(1, 1018240), (2, 509120), (4, 254560), (5, 203648), (8, 127280), (10, 101824), (16, 63640), (20, 50912), (32, 31820), (37, 27520), (40, 25456), (43, 23680), (64, 15910), (74, 13760), (80, 12728), (86, 11840), (128, 7955), (148, 6880), (160, 6364), (172, 5920), (185, 5504), (215, 4736), (296, 3440), (320, 3182), (344, 2960), (370, 2752), (430, 2368), (592, 1720), (640, 1591), (688, 1480), (740, 1376), (860, 1184)]