38499280

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1789}}^1$

素因数の和:2071

約数の個数: 40

約数和(自身を含む): 89893800

約数和(自身を除く): 51394520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 1789, 2152, 2690, 3578, 4304, 5380, 7156, 8945, 10760, 14312, 17890, 21520, 28624, 35780, 71560, 143120, 481241, 962482, 1924964, 2406205, 3849928, 4812410, 7699856, 9624820, 19249640, 38499280]

約数ペア:

[(1, 38499280), (2, 19249640), (4, 9624820), (5, 7699856), (8, 4812410), (10, 3849928), (16, 2406205), (20, 1924964), (40, 962482), (80, 481241), (269, 143120), (538, 71560), (1076, 35780), (1345, 28624), (1789, 21520), (2152, 17890), (2690, 14312), (3578, 10760), (4304, 8945), (5380, 7156)]