2781068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 5617920

約数和(自身を除く): 2836852

約数列:

[1, 2, 4, 19, 23, 37, 38, 43, 46, 74, 76, 86, 92, 148, 172, 437, 703, 817, 851, 874, 989, 1406, 1591, 1634, 1702, 1748, 1978, 2812, 3182, 3268, 3404, 3956, 6364, 16169, 18791, 30229, 32338, 36593, 37582, 60458, 64676, 73186, 75164, 120916, 146372, 695267, 1390534, 2781068]

約数ペア:

[(1, 2781068), (2, 1390534), (4, 695267), (19, 146372), (23, 120916), (37, 75164), (38, 73186), (43, 64676), (46, 60458), (74, 37582), (76, 36593), (86, 32338), (92, 30229), (148, 18791), (172, 16169), (437, 6364), (703, 3956), (817, 3404), (851, 3268), (874, 3182), (989, 2812), (1406, 1978), (1591, 1748), (1634, 1702)]