42910880

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{997}}^1$

素因数の和:1281

約数の個数: 48

約数和(自身を含む): 101855880

約数和(自身を除く): 58945000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 538, 997, 1076, 1345, 1994, 2152, 2690, 3988, 4304, 4985, 5380, 7976, 8608, 9970, 10760, 15952, 19940, 21520, 31904, 39880, 43040, 79760, 159520, 268193, 536386, 1072772, 1340965, 2145544, 2681930, 4291088, 5363860, 8582176, 10727720, 21455440, 42910880]

約数ペア:

[(1, 42910880), (2, 21455440), (4, 10727720), (5, 8582176), (8, 5363860), (10, 4291088), (16, 2681930), (20, 2145544), (32, 1340965), (40, 1072772), (80, 536386), (160, 268193), (269, 159520), (538, 79760), (997, 43040), (1076, 39880), (1345, 31904), (1994, 21520), (2152, 19940), (2690, 15952), (3988, 10760), (4304, 9970), (4985, 8608), (5380, 7976)]