201342280

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{19139}}^1$

素因数の和:19413

約数の個数: 32

約数和(自身を含む): 454766400

約数和(自身を除く): 253424120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 19139, 38278, 76556, 95695, 153112, 191390, 382780, 765560, 5033557, 10067114, 20134228, 25167785, 40268456, 50335570, 100671140, 201342280]

約数ペア:

[(1, 201342280), (2, 100671140), (4, 50335570), (5, 40268456), (8, 25167785), (10, 20134228), (20, 10067114), (40, 5033557), (263, 765560), (526, 382780), (1052, 191390), (1315, 153112), (2104, 95695), (2630, 76556), (5260, 38278), (10520, 19139)]