2021645720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{7933}}^1$

素因数の和:8244

約数の個数: 64

約数和(自身を含む): 4764208320

約数和(自身を除く): 2742562600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 277, 460, 554, 920, 1108, 1385, 2216, 2770, 5540, 6371, 7933, 11080, 12742, 15866, 25484, 31732, 31855, 39665, 50968, 63464, 63710, 79330, 127420, 158660, 182459, 254840, 317320, 364918, 729836, 912295, 1459672, 1824590, 2197441, 3649180, 4394882, 7298360, 8789764, 10987205, 17579528, 21974410, 43948820, 50541143, 87897640, 101082286, 202164572, 252705715, 404329144, 505411430, 1010822860, 2021645720]

約数ペア:

[(1, 2021645720), (2, 1010822860), (4, 505411430), (5, 404329144), (8, 252705715), (10, 202164572), (20, 101082286), (23, 87897640), (40, 50541143), (46, 43948820), (92, 21974410), (115, 17579528), (184, 10987205), (230, 8789764), (277, 7298360), (460, 4394882), (554, 3649180), (920, 2197441), (1108, 1824590), (1385, 1459672), (2216, 912295), (2770, 729836), (5540, 364918), (6371, 317320), (7933, 254840), (11080, 182459), (12742, 158660), (15866, 127420), (25484, 79330), (31732, 63710), (31855, 63464), (39665, 50968)]