38218810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 82840320

約数和(自身を除く): 44621510

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 67, 70, 134, 145, 203, 281, 290, 335, 406, 469, 562, 670, 938, 1015, 1405, 1943, 1967, 2030, 2345, 2810, 3886, 3934, 4690, 8149, 9715, 9835, 13601, 16298, 18827, 19430, 19670, 27202, 37654, 40745, 57043, 68005, 81490, 94135, 114086, 131789, 136010, 188270, 263578, 285215, 545983, 570430, 658945, 1091966, 1317890, 2729915, 3821881, 5459830, 7643762, 19109405, 38218810]

約数ペア:

[(1, 38218810), (2, 19109405), (5, 7643762), (7, 5459830), (10, 3821881), (14, 2729915), (29, 1317890), (35, 1091966), (58, 658945), (67, 570430), (70, 545983), (134, 285215), (145, 263578), (203, 188270), (281, 136010), (290, 131789), (335, 114086), (406, 94135), (469, 81490), (562, 68005), (670, 57043), (938, 40745), (1015, 37654), (1405, 27202), (1943, 19670), (1967, 19430), (2030, 18827), (2345, 16298), (2810, 13601), (3886, 9835), (3934, 9715), (4690, 8149)]