20122493900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{6938791}}^1$

素因数の和:6938834

約数の個数: 36

約数和(自身を含む): 45171535920

約数和(自身を除く): 25049042020

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 6938791, 13877582, 27755164, 34693955, 69387910, 138775820, 173469775, 201224939, 346939550, 402449878, 693879100, 804899756, 1006124695, 2012249390, 4024498780, 5030623475, 10061246950, 20122493900]

約数ペア:

[(1, 20122493900), (2, 10061246950), (4, 5030623475), (5, 4024498780), (10, 2012249390), (20, 1006124695), (25, 804899756), (29, 693879100), (50, 402449878), (58, 346939550), (100, 201224939), (116, 173469775), (145, 138775820), (290, 69387910), (580, 34693955), (725, 27755164), (1450, 13877582), (2900, 6938791)]