27930070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 60567552

約数和(自身を除く): 32637482

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 61, 62, 70, 122, 155, 211, 217, 305, 310, 422, 427, 434, 610, 854, 1055, 1085, 1477, 1891, 2110, 2135, 2170, 2954, 3782, 4270, 6541, 7385, 9455, 12871, 13082, 13237, 14770, 18910, 25742, 26474, 32705, 45787, 64355, 65410, 66185, 90097, 91574, 128710, 132370, 180194, 228935, 399001, 450485, 457870, 798002, 900970, 1995005, 2793007, 3990010, 5586014, 13965035, 27930070]

約数ペア:

[(1, 27930070), (2, 13965035), (5, 5586014), (7, 3990010), (10, 2793007), (14, 1995005), (31, 900970), (35, 798002), (61, 457870), (62, 450485), (70, 399001), (122, 228935), (155, 180194), (211, 132370), (217, 128710), (305, 91574), (310, 90097), (422, 66185), (427, 65410), (434, 64355), (610, 45787), (854, 32705), (1055, 26474), (1085, 25742), (1477, 18910), (1891, 14770), (2110, 13237), (2135, 13082), (2170, 12871), (2954, 9455), (3782, 7385), (4270, 6541)]