1423360

素因数分解:

$2^{11}\times 5^1\times {\mathrm{139}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 3439800

約数和(自身を除く): 2016440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 512, 556, 640, 695, 1024, 1112, 1280, 1390, 2048, 2224, 2560, 2780, 4448, 5120, 5560, 8896, 10240, 11120, 17792, 22240, 35584, 44480, 71168, 88960, 142336, 177920, 284672, 355840, 711680, 1423360]

約数ペア:

[(1, 1423360), (2, 711680), (4, 355840), (5, 284672), (8, 177920), (10, 142336), (16, 88960), (20, 71168), (32, 44480), (40, 35584), (64, 22240), (80, 17792), (128, 11120), (139, 10240), (160, 8896), (256, 5560), (278, 5120), (320, 4448), (512, 2780), (556, 2560), (640, 2224), (695, 2048), (1024, 1390), (1112, 1280)]