1390171252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{11497}}^1$

素因数の和:11600

約数の個数: 48

約数和(自身を含む): 2691451840

約数和(自身を除く): 1301280588

約数列:

[1, 2, 4, 19, 37, 38, 43, 74, 76, 86, 148, 172, 703, 817, 1406, 1591, 1634, 2812, 3182, 3268, 6364, 11497, 22994, 30229, 45988, 60458, 120916, 218443, 425389, 436886, 494371, 850778, 873772, 988742, 1701556, 1977484, 8082391, 9393049, 16164782, 18291727, 18786098, 32329564, 36583454, 37572196, 73166908, 347542813, 695085626, 1390171252]

約数ペア:

[(1, 1390171252), (2, 695085626), (4, 347542813), (19, 73166908), (37, 37572196), (38, 36583454), (43, 32329564), (74, 18786098), (76, 18291727), (86, 16164782), (148, 9393049), (172, 8082391), (703, 1977484), (817, 1701556), (1406, 988742), (1591, 873772), (1634, 850778), (2812, 494371), (3182, 436886), (3268, 425389), (6364, 218443), (11497, 120916), (22994, 60458), (30229, 45988)]