119301020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 260214528

約数和(自身を除く): 140913508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 193, 310, 386, 620, 772, 965, 997, 1930, 1994, 3860, 3988, 4985, 5983, 9970, 11966, 19940, 23932, 29915, 30907, 59830, 61814, 119660, 123628, 154535, 192421, 309070, 384842, 618140, 769684, 962105, 1924210, 3848420, 5965051, 11930102, 23860204, 29825255, 59650510, 119301020]

約数ペア:

[(1, 119301020), (2, 59650510), (4, 29825255), (5, 23860204), (10, 11930102), (20, 5965051), (31, 3848420), (62, 1924210), (124, 962105), (155, 769684), (193, 618140), (310, 384842), (386, 309070), (620, 192421), (772, 154535), (965, 123628), (997, 119660), (1930, 61814), (1994, 59830), (3860, 30907), (3988, 29915), (4985, 23932), (5983, 19940), (9970, 11966)]