28035940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26449}}^1$

素因数の和:26511

約数の個数: 24

約数和(自身を含む): 59988600

約数和(自身を除く): 31952660

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 26449, 52898, 105796, 132245, 264490, 528980, 1401797, 2803594, 5607188, 7008985, 14017970, 28035940]

約数ペア:

[(1, 28035940), (2, 14017970), (4, 7008985), (5, 5607188), (10, 2803594), (20, 1401797), (53, 528980), (106, 264490), (212, 132245), (265, 105796), (530, 52898), (1060, 26449)]