2020289908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{24889}}^1$

素因数の和:25136

約数の個数: 48

約数和(自身を含む): 4371082240

約数和(自身を除く): 2350792332

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 223, 364, 446, 892, 1561, 2899, 3122, 5798, 6244, 11596, 20293, 24889, 40586, 49778, 81172, 99556, 174223, 323557, 348446, 647114, 696892, 1294228, 2264899, 4529798, 5550247, 9059596, 11100494, 22200988, 38851729, 72153211, 77703458, 144306422, 155406916, 288612844, 505072477, 1010144954, 2020289908]

約数ペア:

[(1, 2020289908), (2, 1010144954), (4, 505072477), (7, 288612844), (13, 155406916), (14, 144306422), (26, 77703458), (28, 72153211), (52, 38851729), (91, 22200988), (182, 11100494), (223, 9059596), (364, 5550247), (446, 4529798), (892, 2264899), (1561, 1294228), (2899, 696892), (3122, 647114), (5798, 348446), (6244, 323557), (11596, 174223), (20293, 99556), (24889, 81172), (40586, 49778)]