2020305940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{28447}}^1$

素因数の和:28576

約数の個数: 48

約数和(自身を含む): 4387364352

約数和(自身を除く): 2367058412

約数列:

[1, 2, 4, 5, 10, 20, 53, 67, 106, 134, 212, 265, 268, 335, 530, 670, 1060, 1340, 3551, 7102, 14204, 17755, 28447, 35510, 56894, 71020, 113788, 142235, 284470, 568940, 1507691, 1905949, 3015382, 3811898, 6030764, 7538455, 7623796, 9529745, 15076910, 19059490, 30153820, 38118980, 101015297, 202030594, 404061188, 505076485, 1010152970, 2020305940]

約数ペア:

[(1, 2020305940), (2, 1010152970), (4, 505076485), (5, 404061188), (10, 202030594), (20, 101015297), (53, 38118980), (67, 30153820), (106, 19059490), (134, 15076910), (212, 9529745), (265, 7623796), (268, 7538455), (335, 6030764), (530, 3811898), (670, 3015382), (1060, 1905949), (1340, 1507691), (3551, 568940), (7102, 284470), (14204, 142235), (17755, 113788), (28447, 71020), (35510, 56894)]