204801980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173561}}^1$

素因数の和:173629

約数の個数: 24

約数和(自身を含む): 437376240

約数和(自身を除く): 232574260

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 173561, 347122, 694244, 867805, 1735610, 3471220, 10240099, 20480198, 40960396, 51200495, 102400990, 204801980]

約数ペア:

[(1, 204801980), (2, 102400990), (4, 51200495), (5, 40960396), (10, 20480198), (20, 10240099), (59, 3471220), (118, 1735610), (236, 867805), (295, 694244), (590, 347122), (1180, 173561)]