2246020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 5499648

約数和(自身を除く): 3253628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 263, 305, 427, 526, 610, 854, 1052, 1220, 1315, 1708, 1841, 2135, 2630, 3682, 4270, 5260, 7364, 8540, 9205, 16043, 18410, 32086, 36820, 64172, 80215, 112301, 160430, 224602, 320860, 449204, 561505, 1123010, 2246020]

約数ペア:

[(1, 2246020), (2, 1123010), (4, 561505), (5, 449204), (7, 320860), (10, 224602), (14, 160430), (20, 112301), (28, 80215), (35, 64172), (61, 36820), (70, 32086), (122, 18410), (140, 16043), (244, 9205), (263, 8540), (305, 7364), (427, 5260), (526, 4270), (610, 3682), (854, 2630), (1052, 2135), (1220, 1841), (1315, 1708)]