20343210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 51408000

約数和(自身を除く): 31064790

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 67, 87, 134, 145, 174, 201, 290, 335, 349, 402, 435, 670, 698, 870, 1005, 1047, 1745, 1943, 2010, 2094, 3490, 3886, 5235, 5829, 9715, 10121, 10470, 11658, 19430, 20242, 23383, 29145, 30363, 46766, 50605, 58290, 60726, 70149, 101210, 116915, 140298, 151815, 233830, 303630, 350745, 678107, 701490, 1356214, 2034321, 3390535, 4068642, 6781070, 10171605, 20343210]

約数ペア:

[(1, 20343210), (2, 10171605), (3, 6781070), (5, 4068642), (6, 3390535), (10, 2034321), (15, 1356214), (29, 701490), (30, 678107), (58, 350745), (67, 303630), (87, 233830), (134, 151815), (145, 140298), (174, 116915), (201, 101210), (290, 70149), (335, 60726), (349, 58290), (402, 50605), (435, 46766), (670, 30363), (698, 29145), (870, 23383), (1005, 20242), (1047, 19430), (1745, 11658), (1943, 10470), (2010, 10121), (2094, 9715), (3490, 5829), (3886, 5235)]