53663980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{141221}}^1$

素因数の和:141249

約数の個数: 24

約数和(自身を含む): 118626480

約数和(自身を除く): 64962500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 141221, 282442, 564884, 706105, 1412210, 2683199, 2824420, 5366398, 10732796, 13415995, 26831990, 53663980]

約数ペア:

[(1, 53663980), (2, 26831990), (4, 13415995), (5, 10732796), (10, 5366398), (19, 2824420), (20, 2683199), (38, 1412210), (76, 706105), (95, 564884), (190, 282442), (380, 141221)]