6840040

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 15471360

約数和(自身を除く): 8631320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 631, 1084, 1262, 1355, 2168, 2524, 2710, 3155, 5048, 5420, 6310, 10840, 12620, 25240, 171001, 342002, 684004, 855005, 1368008, 1710010, 3420020, 6840040]

約数ペア:

[(1, 6840040), (2, 3420020), (4, 1710010), (5, 1368008), (8, 855005), (10, 684004), (20, 342002), (40, 171001), (271, 25240), (542, 12620), (631, 10840), (1084, 6310), (1262, 5420), (1355, 5048), (2168, 3155), (2524, 2710)]