26394762820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{30529}}^1$

素因数の和:30988

約数の個数: 48

約数和(自身を含む): 56009116800

約数和(自身を除く): 29614353980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 311, 556, 622, 695, 1244, 1390, 1555, 2780, 3110, 6220, 30529, 43229, 61058, 86458, 122116, 152645, 172916, 216145, 305290, 432290, 610580, 864580, 4243531, 8487062, 9494519, 16974124, 18989038, 21217655, 37978076, 42435310, 47472595, 84870620, 94945190, 189890380, 1319738141, 2639476282, 5278952564, 6598690705, 13197381410, 26394762820]

約数ペア:

[(1, 26394762820), (2, 13197381410), (4, 6598690705), (5, 5278952564), (10, 2639476282), (20, 1319738141), (139, 189890380), (278, 94945190), (311, 84870620), (556, 47472595), (622, 42435310), (695, 37978076), (1244, 21217655), (1390, 18989038), (1555, 16974124), (2780, 9494519), (3110, 8487062), (6220, 4243531), (30529, 864580), (43229, 610580), (61058, 432290), (86458, 305290), (122116, 216145), (152645, 172916)]