6554920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 15649920

約数和(自身を除く): 9095000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 103, 148, 172, 185, 206, 215, 296, 344, 370, 412, 430, 515, 740, 824, 860, 1030, 1480, 1591, 1720, 2060, 3182, 3811, 4120, 4429, 6364, 7622, 7955, 8858, 12728, 15244, 15910, 17716, 19055, 22145, 30488, 31820, 35432, 38110, 44290, 63640, 76220, 88580, 152440, 163873, 177160, 327746, 655492, 819365, 1310984, 1638730, 3277460, 6554920]

約数ペア:

[(1, 6554920), (2, 3277460), (4, 1638730), (5, 1310984), (8, 819365), (10, 655492), (20, 327746), (37, 177160), (40, 163873), (43, 152440), (74, 88580), (86, 76220), (103, 63640), (148, 44290), (172, 38110), (185, 35432), (206, 31820), (215, 30488), (296, 22145), (344, 19055), (370, 17716), (412, 15910), (430, 15244), (515, 12728), (740, 8858), (824, 7955), (860, 7622), (1030, 6364), (1480, 4429), (1591, 4120), (1720, 3811), (2060, 3182)]