28706180

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{14797}}^1$

素因数の和:14903

約数の個数: 24

約数和(自身を含む): 60908568

約数和(自身を除く): 32202388

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 14797, 29594, 59188, 73985, 147970, 295940, 1435309, 2870618, 5741236, 7176545, 14353090, 28706180]

約数ペア:

[(1, 28706180), (2, 14353090), (4, 7176545), (5, 5741236), (10, 2870618), (20, 1435309), (97, 295940), (194, 147970), (388, 73985), (485, 59188), (970, 29594), (1940, 14797)]