201876220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{110921}}^1$

素因数の和:110950

約数の個数: 48

約数和(自身を含む): 521777088

約数和(自身を除く): 319900868

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 110921, 221842, 443684, 554605, 776447, 1109210, 1441973, 1552894, 2218420, 2883946, 3105788, 3882235, 5767892, 7209865, 7764470, 10093811, 14419730, 15528940, 20187622, 28839460, 40375244, 50469055, 100938110, 201876220]

約数ペア:

[(1, 201876220), (2, 100938110), (4, 50469055), (5, 40375244), (7, 28839460), (10, 20187622), (13, 15528940), (14, 14419730), (20, 10093811), (26, 7764470), (28, 7209865), (35, 5767892), (52, 3882235), (65, 3105788), (70, 2883946), (91, 2218420), (130, 1552894), (140, 1441973), (182, 1109210), (260, 776447), (364, 554605), (455, 443684), (910, 221842), (1820, 110921)]