185478980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{130619}}^1$

素因数の和:130699

約数の個数: 24

約数和(自身を含む): 394994880

約数和(自身を除く): 209515900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 130619, 261238, 522476, 653095, 1306190, 2612380, 9273949, 18547898, 37095796, 46369745, 92739490, 185478980]

約数ペア:

[(1, 185478980), (2, 92739490), (4, 46369745), (5, 37095796), (10, 18547898), (20, 9273949), (71, 2612380), (142, 1306190), (284, 653095), (355, 522476), (710, 261238), (1420, 130619)]