42213220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4943}}^1$

素因数の和:5020

約数の個数: 48

約数和(自身を含む): 102993408

約数和(自身を除く): 60780188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 4943, 8540, 9886, 19772, 24715, 34601, 49430, 69202, 98860, 138404, 173005, 301523, 346010, 603046, 692020, 1206092, 1507615, 2110661, 3015230, 4221322, 6030460, 8442644, 10553305, 21106610, 42213220]

約数ペア:

[(1, 42213220), (2, 21106610), (4, 10553305), (5, 8442644), (7, 6030460), (10, 4221322), (14, 3015230), (20, 2110661), (28, 1507615), (35, 1206092), (61, 692020), (70, 603046), (122, 346010), (140, 301523), (244, 173005), (305, 138404), (427, 98860), (610, 69202), (854, 49430), (1220, 34601), (1708, 24715), (2135, 19772), (4270, 9886), (4943, 8540)]