2019987690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{143567}}^1$

素因数の和:143651

約数の個数: 64

約数和(自身を含む): 5623271424

約数和(自身を除く): 3603283734

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 201, 210, 335, 402, 469, 670, 938, 1005, 1407, 2010, 2345, 2814, 4690, 7035, 14070, 143567, 287134, 430701, 717835, 861402, 1004969, 1435670, 2009938, 2153505, 3014907, 4307010, 5024845, 6029814, 9618989, 10049690, 15074535, 19237978, 28856967, 30149070, 48094945, 57713934, 67332923, 96189890, 134665846, 144284835, 201998769, 288569670, 336664615, 403997538, 673329230, 1009993845, 2019987690]

約数ペア:

[(1, 2019987690), (2, 1009993845), (3, 673329230), (5, 403997538), (6, 336664615), (7, 288569670), (10, 201998769), (14, 144284835), (15, 134665846), (21, 96189890), (30, 67332923), (35, 57713934), (42, 48094945), (67, 30149070), (70, 28856967), (105, 19237978), (134, 15074535), (201, 10049690), (210, 9618989), (335, 6029814), (402, 5024845), (469, 4307010), (670, 3014907), (938, 2153505), (1005, 2009938), (1407, 1435670), (2010, 1004969), (2345, 861402), (2814, 717835), (4690, 430701), (7035, 287134), (14070, 143567)]