2217688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 4788000

約数和(自身を除く): 2570312

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 79, 88, 116, 121, 158, 232, 242, 316, 319, 484, 632, 638, 869, 968, 1276, 1738, 2291, 2552, 3476, 3509, 4582, 6952, 7018, 9164, 9559, 14036, 18328, 19118, 25201, 28072, 38236, 50402, 76472, 100804, 201608, 277211, 554422, 1108844, 2217688]

約数ペア:

[(1, 2217688), (2, 1108844), (4, 554422), (8, 277211), (11, 201608), (22, 100804), (29, 76472), (44, 50402), (58, 38236), (79, 28072), (88, 25201), (116, 19118), (121, 18328), (158, 14036), (232, 9559), (242, 9164), (316, 7018), (319, 6952), (484, 4582), (632, 3509), (638, 3476), (869, 2552), (968, 2291), (1276, 1738)]