28549220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3343}}^1$

素因数の和:3420

約数の個数: 48

約数和(自身を含む): 69662208

約数和(自身を除く): 41112988

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, 3343, 4270, 6686, 8540, 13372, 16715, 23401, 33430, 46802, 66860, 93604, 117005, 203923, 234010, 407846, 468020, 815692, 1019615, 1427461, 2039230, 2854922, 4078460, 5709844, 7137305, 14274610, 28549220]

約数ペア:

[(1, 28549220), (2, 14274610), (4, 7137305), (5, 5709844), (7, 4078460), (10, 2854922), (14, 2039230), (20, 1427461), (28, 1019615), (35, 815692), (61, 468020), (70, 407846), (122, 234010), (140, 203923), (244, 117005), (305, 93604), (427, 66860), (610, 46802), (854, 33430), (1220, 23401), (1708, 16715), (2135, 13372), (3343, 8540), (4270, 6686)]