2612260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 6418944

約数和(自身を除く): 3806684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 397, 470, 658, 794, 940, 1316, 1588, 1645, 1985, 2779, 3290, 3970, 5558, 6580, 7940, 11116, 13895, 18659, 27790, 37318, 55580, 74636, 93295, 130613, 186590, 261226, 373180, 522452, 653065, 1306130, 2612260]

約数ペア:

[(1, 2612260), (2, 1306130), (4, 653065), (5, 522452), (7, 373180), (10, 261226), (14, 186590), (20, 130613), (28, 93295), (35, 74636), (47, 55580), (70, 37318), (94, 27790), (140, 18659), (188, 13895), (235, 11116), (329, 7940), (397, 6580), (470, 5558), (658, 3970), (794, 3290), (940, 2779), (1316, 1985), (1588, 1645)]