140954884

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{617}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 290707200

約数和(自身を除く): 149752316

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 199, 287, 398, 574, 617, 796, 1148, 1234, 1393, 2468, 2786, 4319, 5572, 8159, 8638, 16318, 17276, 25297, 32636, 50594, 57113, 101188, 114226, 122783, 177079, 228452, 245566, 354158, 491132, 708316, 859481, 1718962, 3437924, 5034103, 10068206, 20136412, 35238721, 70477442, 140954884]

約数ペア:

[(1, 140954884), (2, 70477442), (4, 35238721), (7, 20136412), (14, 10068206), (28, 5034103), (41, 3437924), (82, 1718962), (164, 859481), (199, 708316), (287, 491132), (398, 354158), (574, 245566), (617, 228452), (796, 177079), (1148, 122783), (1234, 114226), (1393, 101188), (2468, 57113), (2786, 50594), (4319, 32636), (5572, 25297), (8159, 17276), (8638, 16318)]