1887838270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{1097}}^1$

素因数の和:1365

約数の個数: 64

約数和(自身を含む): 3688436736

約数和(自身を除く): 1800598466

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 191, 265, 382, 530, 901, 955, 1097, 1802, 1910, 2194, 3247, 4505, 5485, 6494, 9010, 10123, 10970, 16235, 18649, 20246, 32470, 37298, 50615, 58141, 93245, 101230, 116282, 172091, 186490, 209527, 290705, 344182, 419054, 581410, 860455, 988397, 1047635, 1720910, 1976794, 2095270, 3561959, 4941985, 7123918, 9883970, 11104931, 17809795, 22209862, 35619590, 55524655, 111049310, 188783827, 377567654, 943919135, 1887838270]

約数ペア:

[(1, 1887838270), (2, 943919135), (5, 377567654), (10, 188783827), (17, 111049310), (34, 55524655), (53, 35619590), (85, 22209862), (106, 17809795), (170, 11104931), (191, 9883970), (265, 7123918), (382, 4941985), (530, 3561959), (901, 2095270), (955, 1976794), (1097, 1720910), (1802, 1047635), (1910, 988397), (2194, 860455), (3247, 581410), (4505, 419054), (5485, 344182), (6494, 290705), (9010, 209527), (10123, 186490), (10970, 172091), (16235, 116282), (18649, 101230), (20246, 93245), (32470, 58141), (37298, 50615)]