4072960

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 80

約数和(自身を含む): 10262736

約数和(自身を除く): 6189776

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, 256, 296, 320, 344, 370, 430, 512, 592, 640, 688, 740, 860, 1184, 1280, 1376, 1480, 1591, 1720, 2368, 2560, 2752, 2960, 3182, 3440, 4736, 5504, 5920, 6364, 6880, 7955, 9472, 11008, 11840, 12728, 13760, 15910, 18944, 22016, 23680, 25456, 27520, 31820, 47360, 50912, 55040, 63640, 94720, 101824, 110080, 127280, 203648, 254560, 407296, 509120, 814592, 1018240, 2036480, 4072960]

約数ペア:

[(1, 4072960), (2, 2036480), (4, 1018240), (5, 814592), (8, 509120), (10, 407296), (16, 254560), (20, 203648), (32, 127280), (37, 110080), (40, 101824), (43, 94720), (64, 63640), (74, 55040), (80, 50912), (86, 47360), (128, 31820), (148, 27520), (160, 25456), (172, 23680), (185, 22016), (215, 18944), (256, 15910), (296, 13760), (320, 12728), (344, 11840), (370, 11008), (430, 9472), (512, 7955), (592, 6880), (640, 6364), (688, 5920), (740, 5504), (860, 4736), (1184, 3440), (1280, 3182), (1376, 2960), (1480, 2752), (1591, 2560), (1720, 2368)]