6663020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 17562384

約数和(自身を除く): 10899364

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 523, 637, 910, 980, 1046, 1274, 1820, 2092, 2548, 2615, 3185, 3661, 5230, 6370, 6799, 7322, 10460, 12740, 13598, 14644, 18305, 25627, 27196, 33995, 36610, 47593, 51254, 67990, 73220, 95186, 102508, 128135, 135980, 190372, 237965, 256270, 333151, 475930, 512540, 666302, 951860, 1332604, 1665755, 3331510, 6663020]

約数ペア:

[(1, 6663020), (2, 3331510), (4, 1665755), (5, 1332604), (7, 951860), (10, 666302), (13, 512540), (14, 475930), (20, 333151), (26, 256270), (28, 237965), (35, 190372), (49, 135980), (52, 128135), (65, 102508), (70, 95186), (91, 73220), (98, 67990), (130, 51254), (140, 47593), (182, 36610), (196, 33995), (245, 27196), (260, 25627), (364, 18305), (455, 14644), (490, 13598), (523, 12740), (637, 10460), (910, 7322), (980, 6799), (1046, 6370), (1274, 5230), (1820, 3661), (2092, 3185), (2548, 2615)]