340147216520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1\times {\mathrm{222557}}^1$

素因数の和:224598

約数の個数: 64

約数和(自身を含む): 806016052800

約数和(自身を除く): 465868836280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2011, 4022, 8044, 10055, 16088, 20110, 38209, 40220, 76418, 80440, 152836, 191045, 222557, 305672, 382090, 445114, 764180, 890228, 1112785, 1528360, 1780456, 2225570, 4228583, 4451140, 8457166, 8902280, 16914332, 21142915, 33828664, 42285830, 84571660, 169143320, 447562127, 895124254, 1790248508, 2237810635, 3580497016, 4475621270, 8503680413, 8951242540, 17007360826, 17902485080, 34014721652, 42518402065, 68029443304, 85036804130, 170073608260, 340147216520]

約数ペア:

[(1, 340147216520), (2, 170073608260), (4, 85036804130), (5, 68029443304), (8, 42518402065), (10, 34014721652), (19, 17902485080), (20, 17007360826), (38, 8951242540), (40, 8503680413), (76, 4475621270), (95, 3580497016), (152, 2237810635), (190, 1790248508), (380, 895124254), (760, 447562127), (2011, 169143320), (4022, 84571660), (8044, 42285830), (10055, 33828664), (16088, 21142915), (20110, 16914332), (38209, 8902280), (40220, 8457166), (76418, 4451140), (80440, 4228583), (152836, 2225570), (191045, 1780456), (222557, 1528360), (305672, 1112785), (382090, 890228), (445114, 764180)]