1640473604

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{280327}}^1$

素因数の和:280368

約数の個数: 48

約数和(自身を含む): 3767608320

約数和(自身を除く): 2127134716

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 280327, 560654, 1121308, 1962289, 3083597, 3924578, 5326213, 6167194, 7849156, 10652426, 12334388, 21304852, 21585179, 37283491, 43170358, 58588343, 74566982, 86340716, 117176686, 149133964, 234353372, 410118401, 820236802, 1640473604]

約数ペア:

[(1, 1640473604), (2, 820236802), (4, 410118401), (7, 234353372), (11, 149133964), (14, 117176686), (19, 86340716), (22, 74566982), (28, 58588343), (38, 43170358), (44, 37283491), (76, 21585179), (77, 21304852), (133, 12334388), (154, 10652426), (209, 7849156), (266, 6167194), (308, 5326213), (418, 3924578), (532, 3083597), (836, 1962289), (1463, 1121308), (2926, 560654), (5852, 280327)]