212976260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{28703}}^1$

素因数の和:28772

約数の個数: 48

約数和(自身を含む): 520805376

約数和(自身を除く): 307829116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 28703, 57406, 114812, 143515, 200921, 287030, 401842, 574060, 803684, 1004605, 1521259, 2009210, 3042518, 4018420, 6085036, 7606295, 10648813, 15212590, 21297626, 30425180, 42595252, 53244065, 106488130, 212976260]

約数ペア:

[(1, 212976260), (2, 106488130), (4, 53244065), (5, 42595252), (7, 30425180), (10, 21297626), (14, 15212590), (20, 10648813), (28, 7606295), (35, 6085036), (53, 4018420), (70, 3042518), (106, 2009210), (140, 1521259), (212, 1004605), (265, 803684), (371, 574060), (530, 401842), (742, 287030), (1060, 200921), (1484, 143515), (1855, 114812), (3710, 57406), (7420, 28703)]