20188569860

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1567}}^1\times {\mathrm{3559}}^1$

素因数の和:5316

約数の個数: 48

約数和(自身を含む): 42669419520

約数和(自身を除く): 22480849660

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1567, 1810, 3134, 3559, 3620, 6268, 7118, 7835, 14236, 15670, 17795, 31340, 35590, 71180, 283627, 567254, 644179, 1134508, 1288358, 1418135, 2576716, 2836270, 3220895, 5576953, 5672540, 6441790, 11153906, 12883580, 22307812, 27884765, 55769530, 111539060, 1009428493, 2018856986, 4037713972, 5047142465, 10094284930, 20188569860]

約数ペア:

[(1, 20188569860), (2, 10094284930), (4, 5047142465), (5, 4037713972), (10, 2018856986), (20, 1009428493), (181, 111539060), (362, 55769530), (724, 27884765), (905, 22307812), (1567, 12883580), (1810, 11153906), (3134, 6441790), (3559, 5672540), (3620, 5576953), (6268, 3220895), (7118, 2836270), (7835, 2576716), (14236, 1418135), (15670, 1288358), (17795, 1134508), (31340, 644179), (35590, 567254), (71180, 283627)]