201739240

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{18749}}^1$

素因数の和:19029

約数の個数: 32

約数和(自身を含む): 455625000

約数和(自身を除く): 253885760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 18749, 37498, 74996, 93745, 149992, 187490, 374980, 749960, 5043481, 10086962, 20173924, 25217405, 40347848, 50434810, 100869620, 201739240]

約数ペア:

[(1, 201739240), (2, 100869620), (4, 50434810), (5, 40347848), (8, 25217405), (10, 20173924), (20, 10086962), (40, 5043481), (269, 749960), (538, 374980), (1076, 187490), (1345, 149992), (2152, 93745), (2690, 74996), (5380, 37498), (10760, 18749)]