87992240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{22447}}^1$

素因数の和:22474

約数の個数: 60

約数和(自身を含む): 237993696

約数和(自身を除く): 150001456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 22447, 44894, 89788, 112235, 157129, 179576, 224470, 314258, 359152, 448940, 628516, 785645, 897880, 1099903, 1257032, 1571290, 1795760, 2199806, 2514064, 3142580, 4399612, 5499515, 6285160, 8799224, 10999030, 12570320, 17598448, 21998060, 43996120, 87992240]

約数ペア:

[(1, 87992240), (2, 43996120), (4, 21998060), (5, 17598448), (7, 12570320), (8, 10999030), (10, 8799224), (14, 6285160), (16, 5499515), (20, 4399612), (28, 3142580), (35, 2514064), (40, 2199806), (49, 1795760), (56, 1571290), (70, 1257032), (80, 1099903), (98, 897880), (112, 785645), (140, 628516), (196, 448940), (245, 359152), (280, 314258), (392, 224470), (490, 179576), (560, 157129), (784, 112235), (980, 89788), (1960, 44894), (3920, 22447)]