3380480

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 8584800

約数和(自身を除く): 5204320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 139, 152, 160, 190, 256, 278, 304, 320, 380, 556, 608, 640, 695, 760, 1112, 1216, 1280, 1390, 1520, 2224, 2432, 2641, 2780, 3040, 4448, 4864, 5282, 5560, 6080, 8896, 10564, 11120, 12160, 13205, 17792, 21128, 22240, 24320, 26410, 35584, 42256, 44480, 52820, 84512, 88960, 105640, 169024, 177920, 211280, 338048, 422560, 676096, 845120, 1690240, 3380480]

約数ペア:

[(1, 3380480), (2, 1690240), (4, 845120), (5, 676096), (8, 422560), (10, 338048), (16, 211280), (19, 177920), (20, 169024), (32, 105640), (38, 88960), (40, 84512), (64, 52820), (76, 44480), (80, 42256), (95, 35584), (128, 26410), (139, 24320), (152, 22240), (160, 21128), (190, 17792), (256, 13205), (278, 12160), (304, 11120), (320, 10564), (380, 8896), (556, 6080), (608, 5560), (640, 5282), (695, 4864), (760, 4448), (1112, 3040), (1216, 2780), (1280, 2641), (1390, 2432), (1520, 2224)]