2680216

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 6624000

約数和(自身を除く): 3943784

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 229, 266, 308, 418, 458, 532, 616, 836, 916, 1064, 1463, 1603, 1672, 1832, 2519, 2926, 3206, 4351, 5038, 5852, 6412, 8702, 10076, 11704, 12824, 17404, 17633, 20152, 30457, 34808, 35266, 47861, 60914, 70532, 95722, 121828, 141064, 191444, 243656, 335027, 382888, 670054, 1340108, 2680216]

約数ペア:

[(1, 2680216), (2, 1340108), (4, 670054), (7, 382888), (8, 335027), (11, 243656), (14, 191444), (19, 141064), (22, 121828), (28, 95722), (38, 70532), (44, 60914), (56, 47861), (76, 35266), (77, 34808), (88, 30457), (133, 20152), (152, 17633), (154, 17404), (209, 12824), (229, 11704), (266, 10076), (308, 8702), (418, 6412), (458, 5852), (532, 5038), (616, 4351), (836, 3206), (916, 2926), (1064, 2519), (1463, 1832), (1603, 1672)]