320427476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 605875200

約数和(自身を除く): 285447724

約数列:

[1, 2, 4, 19, 38, 76, 79, 83, 158, 166, 316, 332, 643, 1286, 1501, 1577, 2572, 3002, 3154, 6004, 6308, 6557, 12217, 13114, 24434, 26228, 48868, 50797, 53369, 101594, 106738, 124583, 203188, 213476, 249166, 498332, 965143, 1014011, 1930286, 2028022, 3860572, 4056044, 4216151, 8432302, 16864604, 80106869, 160213738, 320427476]

約数ペア:

[(1, 320427476), (2, 160213738), (4, 80106869), (19, 16864604), (38, 8432302), (76, 4216151), (79, 4056044), (83, 3860572), (158, 2028022), (166, 1930286), (316, 1014011), (332, 965143), (643, 498332), (1286, 249166), (1501, 213476), (1577, 203188), (2572, 124583), (3002, 106738), (3154, 101594), (6004, 53369), (6308, 50797), (6557, 48868), (12217, 26228), (13114, 24434)]