20325790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 18450530

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 230, 335, 670, 1319, 1541, 2638, 3082, 6595, 7705, 13190, 15410, 30337, 60674, 88373, 151685, 176746, 303370, 441865, 883730, 2032579, 4065158, 10162895, 20325790]

約数ペア:

[(1, 20325790), (2, 10162895), (5, 4065158), (10, 2032579), (23, 883730), (46, 441865), (67, 303370), (115, 176746), (134, 151685), (230, 88373), (335, 60674), (670, 30337), (1319, 15410), (1541, 13190), (2638, 7705), (3082, 6595)]