20707350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1229

約数の個数: 48

約数和(自身を含む): 51806208

約数和(自身を除く): 31098858

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 127, 150, 254, 381, 635, 762, 1087, 1270, 1905, 2174, 3175, 3261, 3810, 5435, 6350, 6522, 9525, 10870, 16305, 19050, 27175, 32610, 54350, 81525, 138049, 163050, 276098, 414147, 690245, 828294, 1380490, 2070735, 3451225, 4141470, 6902450, 10353675, 20707350]

約数ペア:

[(1, 20707350), (2, 10353675), (3, 6902450), (5, 4141470), (6, 3451225), (10, 2070735), (15, 1380490), (25, 828294), (30, 690245), (50, 414147), (75, 276098), (127, 163050), (150, 138049), (254, 81525), (381, 54350), (635, 32610), (762, 27175), (1087, 19050), (1270, 16305), (1905, 10870), (2174, 9525), (3175, 6522), (3261, 6350), (3810, 5435)]